630639359

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2539}}^1$

素因数の和:2727

約数の個数: 24

約数和(自身を含む): 759226320

約数和(自身を除く): 128586961

約数列:

[1, 7, 37, 49, 137, 259, 959, 1813, 2539, 5069, 6713, 17773, 35483, 93943, 124411, 248381, 347843, 657601, 2434901, 4603207, 12870191, 17044307, 90091337, 630639359]

約数ペア:

[(1, 630639359), (7, 90091337), (37, 17044307), (49, 12870191), (137, 4603207), (259, 2434901), (959, 657601), (1813, 347843), (2539, 248381), (5069, 124411), (6713, 93943), (17773, 35483)]