357968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1742

約数の個数: 20

約数和(自身を含む): 747348

約数和(自身を除く): 389380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1721, 3442, 6884, 13768, 22373, 27536, 44746, 89492, 178984, 357968]

約数ペア:

[(1, 357968), (2, 178984), (4, 89492), (8, 44746), (13, 27536), (16, 22373), (26, 13768), (52, 6884), (104, 3442), (208, 1721)]