28735434

素因数分解:

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

素因数の和:412

約数の個数: 96

約数和(自身を含む): 78309504

約数和(自身を除く): 49574070

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 53, 63, 78, 91, 106, 117, 126, 159, 182, 234, 273, 318, 331, 371, 477, 546, 662, 689, 742, 819, 954, 993, 1113, 1378, 1638, 1986, 2067, 2226, 2317, 2979, 3339, 4134, 4303, 4634, 4823, 5958, 6201, 6678, 6951, 8606, 9646, 12402, 12909, 13902, 14469, 17543, 20853, 25818, 28938, 30121, 35086, 38727, 41706, 43407, 52629, 60242, 77454, 86814, 90363, 105258, 122801, 157887, 180726, 228059, 245602, 271089, 315774, 368403, 456118, 542178, 684177, 736806, 1105209, 1368354, 1596413, 2052531, 2210418, 3192826, 4105062, 4789239, 9578478, 14367717, 28735434]

約数ペア:

[(1, 28735434), (2, 14367717), (3, 9578478), (6, 4789239), (7, 4105062), (9, 3192826), (13, 2210418), (14, 2052531), (18, 1596413), (21, 1368354), (26, 1105209), (39, 736806), (42, 684177), (53, 542178), (63, 456118), (78, 368403), (91, 315774), (106, 271089), (117, 245602), (126, 228059), (159, 180726), (182, 157887), (234, 122801), (273, 105258), (318, 90363), (331, 86814), (371, 77454), (477, 60242), (546, 52629), (662, 43407), (689, 41706), (742, 38727), (819, 35086), (954, 30121), (993, 28938), (1113, 25818), (1378, 20853), (1638, 17543), (1986, 14469), (2067, 13902), (2226, 12909), (2317, 12402), (2979, 9646), (3339, 8606), (4134, 6951), (4303, 6678), (4634, 6201), (4823, 5958)]