31172713

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12823}}^1$

素因数の和:12864

約数の個数: 16

約数和(自身を含む): 38779776

約数和(自身を除く): 7607063

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 12823, 141053, 166699, 217991, 1833689, 2397901, 2833883, 31172713]

約数ペア:

[(1, 31172713), (11, 2833883), (13, 2397901), (17, 1833689), (143, 217991), (187, 166699), (221, 141053), (2431, 12823)]