31790629

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 7279451

約数列:

[1, 13, 17, 19, 67, 113, 221, 247, 323, 871, 1139, 1273, 1469, 1921, 2147, 4199, 7571, 14807, 16549, 21641, 24973, 27911, 36499, 98423, 128707, 143849, 281333, 474487, 1673191, 1870037, 2445433, 31790629]

約数ペア:

[(1, 31790629), (13, 2445433), (17, 1870037), (19, 1673191), (67, 474487), (113, 281333), (221, 143849), (247, 128707), (323, 98423), (871, 36499), (1139, 27911), (1273, 24973), (1469, 21641), (1921, 16549), (2147, 14807), (4199, 7571)]