121520828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12497}}^1$

素因数の和:12542

約数の個数: 48

約数和(自身を含む): 264557664

約数和(自身を除く): 143036836

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 12497, 24994, 49988, 137467, 162461, 212449, 274934, 324922, 424898, 549868, 649844, 849796, 1787071, 2336939, 2761837, 3574142, 4673878, 5523674, 7148284, 9347756, 11047348, 30380207, 60760414, 121520828]

約数ペア:

[(1, 121520828), (2, 60760414), (4, 30380207), (11, 11047348), (13, 9347756), (17, 7148284), (22, 5523674), (26, 4673878), (34, 3574142), (44, 2761837), (52, 2336939), (68, 1787071), (143, 849796), (187, 649844), (221, 549868), (286, 424898), (374, 324922), (442, 274934), (572, 212449), (748, 162461), (884, 137467), (2431, 49988), (4862, 24994), (9724, 12497)]