129172876

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{200579}}^1$

素因数の和:200613

約数の個数: 24

約数和(自身を含む): 269579520

約数和(自身を除く): 140406644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 200579, 401158, 802316, 1404053, 2808106, 4613317, 5616212, 9226634, 18453268, 32293219, 64586438, 129172876]

約数ペア:

[(1, 129172876), (2, 64586438), (4, 32293219), (7, 18453268), (14, 9226634), (23, 5616212), (28, 4613317), (46, 2808106), (92, 1404053), (161, 802316), (322, 401158), (644, 200579)]