255788511

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{12323}}^1$

素因数の和:12391

約数の個数: 32

約数和(自身を含む): 404621568

約数和(自身を除く): 148833057

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 6919, 12323, 20757, 36969, 135553, 209491, 406659, 455951, 628473, 1367853, 2304401, 5015461, 6913203, 7751167, 15046383, 23253501, 85262837, 255788511]

約数ペア:

[(1, 255788511), (3, 85262837), (11, 23253501), (17, 15046383), (33, 7751167), (37, 6913203), (51, 5015461), (111, 2304401), (187, 1367853), (407, 628473), (561, 455951), (629, 406659), (1221, 209491), (1887, 135553), (6919, 36969), (12323, 20757)]