2097373705

素因数分解:

$5^1\times 7^2\times {\mathrm{2129}}^1\times {\mathrm{4021}}^1$

素因数の和:6169

約数の個数: 24

約数和(自身を含む): 2929866120

約数和(自身を除く): 832492415

約数列:

[1, 5, 7, 35, 49, 245, 2129, 4021, 10645, 14903, 20105, 28147, 74515, 104321, 140735, 197029, 521605, 985145, 8560709, 42803545, 59924963, 299624815, 419474741, 2097373705]

約数ペア:

[(1, 2097373705), (5, 419474741), (7, 299624815), (35, 59924963), (49, 42803545), (245, 8560709), (2129, 985145), (4021, 521605), (10645, 197029), (14903, 140735), (20105, 104321), (28147, 74515)]