129331287

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{1481}}^1$

素因数の和:1831

約数の個数: 24

約数和(自身を含む): 193584768

約数和(自身を除く): 64253481

約数列:

[1, 3, 9, 31, 93, 279, 313, 939, 1481, 2817, 4443, 9703, 13329, 29109, 45911, 87327, 137733, 413199, 463553, 1390659, 4171977, 14370143, 43110429, 129331287]

約数ペア:

[(1, 129331287), (3, 43110429), (9, 14370143), (31, 4171977), (93, 1390659), (279, 463553), (313, 413199), (939, 137733), (1481, 87327), (2817, 45911), (4443, 29109), (9703, 13329)]