91725921

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6529}}^1$

素因数の和:6765

約数の個数: 24

約数和(自身を含む): 152122880

約数和(自身を除く): 60396959

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 6529, 14049, 19587, 45703, 58761, 137109, 411327, 1455967, 4367901, 10191769, 13103703, 30575307, 91725921]

約数ペア:

[(1, 91725921), (3, 30575307), (7, 13103703), (9, 10191769), (21, 4367901), (63, 1455967), (223, 411327), (669, 137109), (1561, 58761), (2007, 45703), (4683, 19587), (6529, 14049)]