20231199

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:967

約数の個数: 24

約数和(自身を含む): 30428112

約数和(自身を除く): 10196913

約数列:

[1, 3, 9, 43, 61, 129, 183, 387, 549, 857, 2571, 2623, 7713, 7869, 23607, 36851, 52277, 110553, 156831, 331659, 470493, 2247911, 6743733, 20231199]

約数ペア:

[(1, 20231199), (3, 6743733), (9, 2247911), (43, 470493), (61, 331659), (129, 156831), (183, 110553), (387, 52277), (549, 36851), (857, 23607), (2571, 7869), (2623, 7713)]