991567271

素因数分解:

${\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{787}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 1037890560

約数和(自身を除く): 46323289

約数列:

[1, 31, 97, 419, 787, 3007, 12989, 24397, 40643, 76339, 329753, 1259933, 2366509, 10222343, 31986041, 991567271]

約数ペア:

[(1, 991567271), (31, 31986041), (97, 10222343), (419, 2366509), (787, 1259933), (3007, 329753), (12989, 76339), (24397, 40643)]