31071790

素因数分解:

$2^1\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2221}}^1$

素因数の和:3627

約数の個数: 16

約数和(自身を含む): 55994400

約数和(自身を除く): 24922610

約数列:

[1, 2, 5, 10, 1399, 2221, 2798, 4442, 6995, 11105, 13990, 22210, 3107179, 6214358, 15535895, 31071790]

約数ペア:

[(1, 31071790), (2, 15535895), (5, 6214358), (10, 3107179), (1399, 22210), (2221, 13990), (2798, 11105), (4442, 6995)]