30715405

素因数分解:

$5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 43124832

約数和(自身を除く): 12409427

約数列:

[1, 5, 7, 35, 49, 245, 283, 443, 1415, 1981, 2215, 3101, 9905, 13867, 15505, 21707, 69335, 108535, 125369, 626845, 877583, 4387915, 6143081, 30715405]

約数ペア:

[(1, 30715405), (5, 6143081), (7, 4387915), (35, 877583), (49, 626845), (245, 125369), (283, 108535), (443, 69335), (1415, 21707), (1981, 15505), (2215, 13867), (3101, 9905)]