808778906

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{15241}}^1$

素因数の和:15426

約数の個数: 24

約数和(自身を含む): 1322121564

約数和(自身を除く): 513342658

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 2041, 4082, 15241, 26533, 30482, 53066, 198133, 396266, 2392837, 2575729, 4785674, 5151458, 31106881, 62213762, 404389453, 808778906]

約数ペア:

[(1, 808778906), (2, 404389453), (13, 62213762), (26, 31106881), (157, 5151458), (169, 4785674), (314, 2575729), (338, 2392837), (2041, 396266), (4082, 198133), (15241, 53066), (26533, 30482)]