1221435774

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:464

約数の個数: 160

約数和(自身を含む): 3108720384

約数和(自身を除く): 1887284610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 53, 54, 62, 78, 81, 93, 106, 117, 159, 162, 186, 234, 279, 318, 351, 353, 403, 477, 558, 689, 702, 706, 806, 837, 954, 1053, 1059, 1209, 1378, 1431, 1643, 1674, 2067, 2106, 2118, 2418, 2511, 2862, 3177, 3286, 3627, 4134, 4293, 4589, 4929, 5022, 6201, 6354, 7254, 8586, 9178, 9531, 9858, 10881, 10943, 12402, 13767, 14787, 18603, 18709, 19062, 21359, 21762, 21886, 27534, 28593, 29574, 32643, 32829, 37206, 37418, 41301, 42718, 44361, 55809, 56127, 57186, 64077, 65286, 65658, 82602, 88722, 98487, 111618, 112254, 123903, 128154, 133083, 142259, 168381, 192231, 196974, 243217, 247806, 266166, 284518, 295461, 336762, 371709, 384462, 426777, 486434, 505143, 576693, 579979, 590922, 729651, 743418, 853554, 886383, 1010286, 1153386, 1159958, 1280331, 1459302, 1515429, 1730079, 1739937, 1772766, 2188953, 2560662, 3030858, 3460158, 3479874, 3840993, 4377906, 5219811, 6566859, 7539727, 7681986, 10439622, 11522979, 13133718, 15079454, 15659433, 19700577, 22619181, 23045958, 31318866, 39401154, 45238362, 46978299, 67857543, 93956598, 135715086, 203572629, 407145258, 610717887, 1221435774]

約数ペア:

[(1, 1221435774), (2, 610717887), (3, 407145258), (6, 203572629), (9, 135715086), (13, 93956598), (18, 67857543), (26, 46978299), (27, 45238362), (31, 39401154), (39, 31318866), (53, 23045958), (54, 22619181), (62, 19700577), (78, 15659433), (81, 15079454), (93, 13133718), (106, 11522979), (117, 10439622), (159, 7681986), (162, 7539727), (186, 6566859), (234, 5219811), (279, 4377906), (318, 3840993), (351, 3479874), (353, 3460158), (403, 3030858), (477, 2560662), (558, 2188953), (689, 1772766), (702, 1739937), (706, 1730079), (806, 1515429), (837, 1459302), (954, 1280331), (1053, 1159958), (1059, 1153386), (1209, 1010286), (1378, 886383), (1431, 853554), (1643, 743418), (1674, 729651), (2067, 590922), (2106, 579979), (2118, 576693), (2418, 505143), (2511, 486434), (2862, 426777), (3177, 384462), (3286, 371709), (3627, 336762), (4134, 295461), (4293, 284518), (4589, 266166), (4929, 247806), (5022, 243217), (6201, 196974), (6354, 192231), (7254, 168381), (8586, 142259), (9178, 133083), (9531, 128154), (9858, 123903), (10881, 112254), (10943, 111618), (12402, 98487), (13767, 88722), (14787, 82602), (18603, 65658), (18709, 65286), (19062, 64077), (21359, 57186), (21762, 56127), (21886, 55809), (27534, 44361), (28593, 42718), (29574, 41301), (32643, 37418), (32829, 37206)]