398513718

素因数分解:

$2^1\times 3^2\times {\mathrm{22139651}}^1$

素因数の和:22139659

約数の個数: 12

約数和(自身を含む): 863446428

約数和(自身を除く): 464932710

約数列:

[1, 2, 3, 6, 9, 18, 22139651, 44279302, 66418953, 132837906, 199256859, 398513718]

約数ペア:

[(1, 398513718), (2, 199256859), (3, 132837906), (6, 66418953), (9, 44279302), (18, 22139651)]