157920212

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{349381}}^1$

素因数の和:349498

約数の個数: 12

約数和(自身を含む): 278806836

約数和(自身を除く): 120886624

約数列:

[1, 2, 4, 113, 226, 452, 349381, 698762, 1397524, 39480053, 78960106, 157920212]

約数ペア:

[(1, 157920212), (2, 78960106), (4, 39480053), (113, 1397524), (226, 698762), (452, 349381)]