71370416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{343127}}^1$

素因数の和:343148

約数の個数: 20

約数和(自身を含む): 148917552

約数和(自身を除く): 77547136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 343127, 686254, 1372508, 2745016, 4460651, 5490032, 8921302, 17842604, 35685208, 71370416]

約数ペア:

[(1, 71370416), (2, 35685208), (4, 17842604), (8, 8921302), (13, 5490032), (16, 4460651), (26, 2745016), (52, 1372508), (104, 686254), (208, 343127)]