31458471

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 48660480

約数和(自身を除く): 17202009

約数列:

[1, 3, 11, 19, 33, 57, 131, 209, 383, 393, 627, 1149, 1441, 2489, 4213, 4323, 7277, 7467, 12639, 21831, 27379, 50173, 80047, 82137, 150519, 240141, 551903, 953287, 1655709, 2859861, 10486157, 31458471]

約数ペア:

[(1, 31458471), (3, 10486157), (11, 2859861), (19, 1655709), (33, 953287), (57, 551903), (131, 240141), (209, 150519), (383, 82137), (393, 80047), (627, 50173), (1149, 27379), (1441, 21831), (2489, 12639), (4213, 7467), (4323, 7277)]