72478718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163979}}^1$

素因数の和:164011

約数の個数: 16

約数和(自身を含む): 123968880

約数和(自身を除く): 51490162

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 163979, 327958, 2131727, 2787643, 4263454, 5575286, 36239359, 72478718]

約数ペア:

[(1, 72478718), (2, 36239359), (13, 5575286), (17, 4263454), (26, 2787643), (34, 2131727), (221, 327958), (442, 163979)]