28077778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1579}}^1$

素因数の和:2121

約数の個数: 16

約数和(自身を含む): 44707680

約数和(自身を除く): 16629902

約数列:

[1, 2, 17, 34, 523, 1046, 1579, 3158, 8891, 17782, 26843, 53686, 825817, 1651634, 14038889, 28077778]

約数ペア:

[(1, 28077778), (2, 14038889), (17, 1651634), (34, 825817), (523, 53686), (1046, 26843), (1579, 17782), (3158, 8891)]