31179886

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1179

約数の個数: 16

約数和(自身を含む): 47551680

約数和(自身を除く): 16371794

約数列:

[1, 2, 109, 157, 218, 314, 911, 1822, 17113, 34226, 99299, 143027, 198598, 286054, 15589943, 31179886]

約数ペア:

[(1, 31179886), (2, 15589943), (109, 286054), (157, 198598), (218, 143027), (314, 99299), (911, 34226), (1822, 17113)]