398889436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{9065669}}^1$

素因数の和:9065684

約数の個数: 12

約数和(自身を含む): 761516280

約数和(自身を除く): 362626844

約数列:

[1, 2, 4, 11, 22, 44, 9065669, 18131338, 36262676, 99722359, 199444718, 398889436]

約数ペア:

[(1, 398889436), (2, 199444718), (4, 99722359), (11, 36262676), (22, 18131338), (44, 9065669)]