870840873

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{34471}}^1$

素因数の和:34885

約数の個数: 24

約数和(自身を含む): 1441205376

約数和(自身を除く): 570364503

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2807, 3609, 8421, 25263, 34471, 103413, 241297, 310239, 723891, 2171673, 13822871, 41468613, 96760097, 124405839, 290280291, 870840873]

約数ペア:

[(1, 870840873), (3, 290280291), (7, 124405839), (9, 96760097), (21, 41468613), (63, 13822871), (401, 2171673), (1203, 723891), (2807, 310239), (3609, 241297), (8421, 103413), (25263, 34471)]