81687122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{7019}}^1$

素因数の和:7078

約数の個数: 24

約数和(自身を含む): 139754160

約数和(自身を除く): 58067038

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 529, 1058, 5819, 7019, 11638, 14038, 77209, 154418, 161437, 322874, 1775807, 3551614, 3713051, 7426102, 40843561, 81687122]

約数ペア:

[(1, 81687122), (2, 40843561), (11, 7426102), (22, 3713051), (23, 3551614), (46, 1775807), (253, 322874), (506, 161437), (529, 154418), (1058, 77209), (5819, 14038), (7019, 11638)]