313619404

素因数分解:

$2^2\times 7^2\times {\mathrm{1600099}}^1$

素因数の和:1600117

約数の個数: 18

約数和(自身を含む): 638439900

約数和(自身を除く): 324820496

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1600099, 3200198, 6400396, 11200693, 22401386, 44802772, 78404851, 156809702, 313619404]

約数ペア:

[(1, 313619404), (2, 156809702), (4, 78404851), (7, 44802772), (14, 22401386), (28, 11200693), (49, 6400396), (98, 3200198), (196, 1600099)]