31517889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 48432384

約数和(自身を除く): 16914495

約数列:

[1, 3, 13, 23, 39, 41, 69, 123, 299, 533, 857, 897, 943, 1599, 2571, 2829, 11141, 12259, 19711, 33423, 35137, 36777, 59133, 105411, 256243, 456781, 768729, 808151, 1370343, 2424453, 10505963, 31517889]

約数ペア:

[(1, 31517889), (3, 10505963), (13, 2424453), (23, 1370343), (39, 808151), (41, 768729), (69, 456781), (123, 256243), (299, 105411), (533, 59133), (857, 36777), (897, 35137), (943, 33423), (1599, 19711), (2571, 12259), (2829, 11141)]