398932016

素因数分解:

$2^4\times 7^1\times {\mathrm{3561893}}^1$

素因数の和:3561908

約数の個数: 20

約数和(自身を含む): 883349712

約数和(自身を除く): 484417696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3561893, 7123786, 14247572, 24933251, 28495144, 49866502, 56990288, 99733004, 199466008, 398932016]

約数ペア:

[(1, 398932016), (2, 199466008), (4, 99733004), (7, 56990288), (8, 49866502), (14, 28495144), (16, 24933251), (28, 14247572), (56, 7123786), (112, 3561893)]