643036379

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2138

約数の個数: 16

約数和(自身を含む): 677376000

約数和(自身を除く): 34339621

約数列:

[1, 31, 79, 139, 1889, 2449, 4309, 10981, 58559, 149231, 262571, 340411, 4626161, 8139701, 20743109, 643036379]

約数ペア:

[(1, 643036379), (31, 20743109), (79, 8139701), (139, 4626161), (1889, 340411), (2449, 262571), (4309, 149231), (10981, 58559)]