239639455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{140551}}^1$

素因数の和:140598

約数の個数: 16

約数和(自身を含む): 323831808

約数和(自身を除く): 84192353

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 140551, 702755, 1546061, 4357081, 7730305, 21785405, 47927891, 239639455]

約数ペア:

[(1, 239639455), (5, 47927891), (11, 21785405), (31, 7730305), (55, 4357081), (155, 1546061), (341, 702755), (1705, 140551)]