87687652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{31817}}^1$

素因数の和:31887

約数の個数: 24

約数和(自身を含む): 168380856

約数和(自身を除く): 80693204

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 31817, 63634, 127268, 413621, 827242, 1654484, 1686301, 3372602, 6745204, 21921913, 43843826, 87687652]

約数ペア:

[(1, 87687652), (2, 43843826), (4, 21921913), (13, 6745204), (26, 3372602), (52, 1686301), (53, 1654484), (106, 827242), (212, 413621), (689, 127268), (1378, 63634), (2756, 31817)]