318757138

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{989929}}^1$

素因数の和:989961

約数の個数: 16

約数和(自身を含む): 570199680

約数和(自身を除く): 251442542

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 989929, 1979858, 6929503, 13859006, 22768367, 45536734, 159378569, 318757138]

約数ペア:

[(1, 318757138), (2, 159378569), (7, 45536734), (14, 22768367), (23, 13859006), (46, 6929503), (161, 1979858), (322, 989929)]