87238636

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{411503}}^1$

素因数の和:411560

約数の個数: 12

約数和(自身を含む): 155548512

約数和(自身を除く): 68309876

約数列:

[1, 2, 4, 53, 106, 212, 411503, 823006, 1646012, 21809659, 43619318, 87238636]

約数ペア:

[(1, 87238636), (2, 43619318), (4, 21809659), (53, 1646012), (106, 823006), (212, 411503)]