31973039

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 39817008

約数和(自身を除く): 7843969

約数列:

[1, 7, 17, 49, 119, 131, 293, 833, 917, 2051, 2227, 4981, 6419, 14357, 15589, 34867, 38383, 109123, 244069, 268681, 652511, 1880767, 4567577, 31973039]

約数ペア:

[(1, 31973039), (7, 4567577), (17, 1880767), (49, 652511), (119, 268681), (131, 244069), (293, 109123), (833, 38383), (917, 34867), (2051, 15589), (2227, 14357), (4981, 6419)]