12680465

素因数分解:

$5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 17968680

約数和(自身を除く): 5288215

約数列:

[1, 5, 7, 35, 49, 73, 245, 365, 511, 709, 2555, 3545, 3577, 4963, 17885, 24815, 34741, 51757, 173705, 258785, 362299, 1811495, 2536093, 12680465]

約数ペア:

[(1, 12680465), (5, 2536093), (7, 1811495), (35, 362299), (49, 258785), (73, 173705), (245, 51757), (365, 34741), (511, 24815), (709, 17885), (2555, 4963), (3545, 3577)]