128417848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1234787}}^1$

素因数の和:1234806

約数の個数: 16

約数和(自身を含む): 259305480

約数和(自身を除く): 130887632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1234787, 2469574, 4939148, 9878296, 16052231, 32104462, 64208924, 128417848]

約数ペア:

[(1, 128417848), (2, 64208924), (4, 32104462), (8, 16052231), (13, 9878296), (26, 4939148), (52, 2469574), (104, 1234787)]