311890715135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{85332617}}^1$

素因数の和:85332682

約数の個数: 16

約数和(自身を含む): 405500600736

約数和(自身を除く): 93609885601

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 85332617, 426663085, 1450654489, 3669302531, 7253272445, 18346512655, 62378143027, 311890715135]

約数ペア:

[(1, 311890715135), (5, 62378143027), (17, 18346512655), (43, 7253272445), (85, 3669302531), (215, 1450654489), (731, 426663085), (3655, 85332617)]