680268177

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{34217}}^1$

素因数の和:34317

約数の個数: 18

約数和(自身を含む): 1003990338

約数和(自身を除く): 323722161

約数列:

[1, 3, 9, 47, 141, 423, 2209, 6627, 19881, 34217, 102651, 307953, 1608199, 4824597, 14473791, 75585353, 226756059, 680268177]

約数ペア:

[(1, 680268177), (3, 226756059), (9, 75585353), (47, 14473791), (141, 4824597), (423, 1608199), (2209, 307953), (6627, 102651), (19881, 34217)]