66890929

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 81259200

約数和(自身を除く): 14368271

約数列:

[1, 7, 43, 49, 53, 301, 371, 599, 2107, 2279, 2597, 4193, 15953, 25757, 29351, 31747, 111671, 180299, 222229, 1262093, 1365121, 1555603, 9555847, 66890929]

約数ペア:

[(1, 66890929), (7, 9555847), (43, 1555603), (49, 1365121), (53, 1262093), (301, 222229), (371, 180299), (599, 111671), (2107, 31747), (2279, 29351), (2597, 25757), (4193, 15953)]