398891646

素因数分解:

$2^1\times 3^2\times {\mathrm{22160647}}^1$

素因数の和:22160655

約数の個数: 12

約数和(自身を含む): 864265272

約数和(自身を除く): 465373626

約数列:

[1, 2, 3, 6, 9, 18, 22160647, 44321294, 66481941, 132963882, 199445823, 398891646]

約数ペア:

[(1, 398891646), (2, 199445823), (3, 132963882), (6, 66481941), (9, 44321294), (18, 22160647)]