128865982

素因数分解:

$2^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{2311}}^1$

素因数の和:2896

約数の個数: 24

約数和(自身を含む): 225350640

約数和(自身を除く): 96484658

約数列:

[1, 2, 7, 14, 49, 98, 569, 1138, 2311, 3983, 4622, 7966, 16177, 27881, 32354, 55762, 113239, 226478, 1314959, 2629918, 9204713, 18409426, 64432991, 128865982]

約数ペア:

[(1, 128865982), (2, 64432991), (7, 18409426), (14, 9204713), (49, 2629918), (98, 1314959), (569, 226478), (1138, 113239), (2311, 55762), (3983, 32354), (4622, 27881), (7966, 16177)]