198728474

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{489479}}^1$

素因数の和:489517

約数の個数: 16

約数和(自身を含む): 352425600

約数和(自身を除く): 153697126

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 489479, 978958, 3426353, 6852706, 14194891, 28389782, 99364237, 198728474]

約数ペア:

[(1, 198728474), (2, 99364237), (7, 28389782), (14, 14194891), (29, 6852706), (58, 3426353), (203, 978958), (406, 489479)]