405280396

素因数分解:

$2^2\times {\mathrm{457}}^1\times {\mathrm{221707}}^1$

素因数の和:222168

約数の個数: 12

約数和(自身を含む): 710795848

約数和(自身を除く): 305515452

約数列:

[1, 2, 4, 457, 914, 1828, 221707, 443414, 886828, 101320099, 202640198, 405280396]

約数ペア:

[(1, 405280396), (2, 202640198), (4, 101320099), (457, 886828), (914, 443414), (1828, 221707)]