31320266

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 47681568

約数和(自身を除く): 16361302

約数列:

[1, 2, 131, 173, 262, 346, 691, 1382, 22663, 45326, 90521, 119543, 181042, 239086, 15660133, 31320266]

約数ペア:

[(1, 31320266), (2, 15660133), (131, 239086), (173, 181042), (262, 119543), (346, 90521), (691, 45326), (1382, 22663)]