890798454

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 2505904128

約数和(自身を除く): 1615105674

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 53, 62, 63, 78, 91, 93, 106, 117, 126, 159, 182, 186, 217, 234, 273, 279, 318, 331, 371, 403, 434, 477, 546, 558, 651, 662, 689, 742, 806, 819, 954, 993, 1113, 1209, 1302, 1378, 1638, 1643, 1953, 1986, 2067, 2226, 2317, 2418, 2821, 2979, 3286, 3339, 3627, 3906, 4134, 4303, 4634, 4823, 4929, 5642, 5958, 6201, 6678, 6951, 7254, 8463, 8606, 9646, 9858, 10261, 11501, 12402, 12909, 13902, 14469, 14787, 16926, 17543, 20522, 20853, 21359, 23002, 25389, 25818, 28938, 29574, 30121, 30783, 34503, 35086, 38727, 41706, 42718, 43407, 50778, 52629, 60242, 61566, 64077, 69006, 71827, 77454, 86814, 90363, 92349, 103509, 105258, 122801, 128154, 133393, 143654, 149513, 157887, 180726, 184698, 192231, 207018, 215481, 228059, 245602, 266786, 271089, 299026, 315774, 368403, 384462, 400179, 430962, 448539, 456118, 542178, 543833, 646443, 684177, 736806, 800358, 897078, 933751, 1087666, 1105209, 1200537, 1292886, 1345617, 1368354, 1596413, 1631499, 1867502, 2052531, 2210418, 2401074, 2691234, 2801253, 3192826, 3262998, 3806831, 4105062, 4789239, 4894497, 5602506, 7069829, 7613662, 8403759, 9578478, 9788994, 11420493, 14139658, 14367717, 16807518, 21209487, 22840986, 28735434, 34261479, 42418974, 49488803, 63628461, 68522958, 98977606, 127256922, 148466409, 296932818, 445399227, 890798454]

約数ペア:

[(1, 890798454), (2, 445399227), (3, 296932818), (6, 148466409), (7, 127256922), (9, 98977606), (13, 68522958), (14, 63628461), (18, 49488803), (21, 42418974), (26, 34261479), (31, 28735434), (39, 22840986), (42, 21209487), (53, 16807518), (62, 14367717), (63, 14139658), (78, 11420493), (91, 9788994), (93, 9578478), (106, 8403759), (117, 7613662), (126, 7069829), (159, 5602506), (182, 4894497), (186, 4789239), (217, 4105062), (234, 3806831), (273, 3262998), (279, 3192826), (318, 2801253), (331, 2691234), (371, 2401074), (403, 2210418), (434, 2052531), (477, 1867502), (546, 1631499), (558, 1596413), (651, 1368354), (662, 1345617), (689, 1292886), (742, 1200537), (806, 1105209), (819, 1087666), (954, 933751), (993, 897078), (1113, 800358), (1209, 736806), (1302, 684177), (1378, 646443), (1638, 543833), (1643, 542178), (1953, 456118), (1986, 448539), (2067, 430962), (2226, 400179), (2317, 384462), (2418, 368403), (2821, 315774), (2979, 299026), (3286, 271089), (3339, 266786), (3627, 245602), (3906, 228059), (4134, 215481), (4303, 207018), (4634, 192231), (4823, 184698), (4929, 180726), (5642, 157887), (5958, 149513), (6201, 143654), (6678, 133393), (6951, 128154), (7254, 122801), (8463, 105258), (8606, 103509), (9646, 92349), (9858, 90363), (10261, 86814), (11501, 77454), (12402, 71827), (12909, 69006), (13902, 64077), (14469, 61566), (14787, 60242), (16926, 52629), (17543, 50778), (20522, 43407), (20853, 42718), (21359, 41706), (23002, 38727), (25389, 35086), (25818, 34503), (28938, 30783), (29574, 30121)]