121225195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1697}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 180286848

約数和(自身を除く): 59061653

約数列:

[1, 5, 7, 13, 35, 65, 91, 157, 455, 785, 1099, 1697, 2041, 5495, 8485, 10205, 11879, 14287, 22061, 59395, 71435, 110305, 154427, 266429, 772135, 1332145, 1865003, 3463577, 9325015, 17317885, 24245039, 121225195]

約数ペア:

[(1, 121225195), (5, 24245039), (7, 17317885), (13, 9325015), (35, 3463577), (65, 1865003), (91, 1332145), (157, 772135), (455, 266429), (785, 154427), (1099, 110305), (1697, 71435), (2041, 59395), (5495, 22061), (8485, 14287), (10205, 11879)]