557400529

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1931}}^1$

素因数の和:2125

約数の個数: 24

約数和(自身を含む): 668672928

約数和(自身を除く): 111272399

約数列:

[1, 7, 43, 49, 137, 301, 959, 1931, 2107, 5891, 6713, 13517, 41237, 83033, 94619, 264547, 288659, 581231, 1851829, 4068617, 11375521, 12962803, 79628647, 557400529]

約数ペア:

[(1, 557400529), (7, 79628647), (43, 12962803), (49, 11375521), (137, 4068617), (301, 1851829), (959, 581231), (1931, 288659), (2107, 264547), (5891, 94619), (6713, 83033), (13517, 41237)]