31878091

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 37122048

約数和(自身を除く): 5243957

約数列:

[1, 7, 113, 191, 211, 791, 1337, 1477, 21583, 23843, 40301, 151081, 166901, 282107, 4554013, 31878091]

約数ペア:

[(1, 31878091), (7, 4554013), (113, 282107), (191, 166901), (211, 151081), (791, 40301), (1337, 23843), (1477, 21583)]