31890771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2459}}^1$

素因数の和:2607

約数の個数: 24

約数和(自身を含む): 50656320

約数和(自身を除く): 18765549

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 2459, 4323, 7377, 12969, 22131, 27049, 81147, 243441, 322129, 966387, 2899161, 3543419, 10630257, 31890771]

約数ペア:

[(1, 31890771), (3, 10630257), (9, 3543419), (11, 2899161), (33, 966387), (99, 322129), (131, 243441), (393, 81147), (1179, 27049), (1441, 22131), (2459, 12969), (4323, 7377)]