397451872

素因数分解:

$2^5\times {\mathrm{12420371}}^1$

素因数の和:12420381

約数の個数: 12

約数和(自身を含む): 782483436

約数和(自身を除く): 385031564

約数列:

[1, 2, 4, 8, 16, 32, 12420371, 24840742, 49681484, 99362968, 198725936, 397451872]

約数ペア:

[(1, 397451872), (2, 198725936), (4, 99362968), (8, 49681484), (16, 24840742), (32, 12420371)]