638986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:533

約数の個数: 16

約数和(自身を含む): 1036800

約数和(自身を除く): 397814

約数列:

[1, 2, 23, 29, 46, 58, 479, 667, 958, 1334, 11017, 13891, 22034, 27782, 319493, 638986]

約数ペア:

[(1, 638986), (2, 319493), (23, 27782), (29, 22034), (46, 13891), (58, 11017), (479, 1334), (667, 958)]