12870095

素因数分解:

$5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 18147888

約数和(自身を除く): 5277793

約数列:

[1, 5, 7, 35, 49, 131, 245, 401, 655, 917, 2005, 2807, 4585, 6419, 14035, 19649, 32095, 52531, 98245, 262655, 367717, 1838585, 2574019, 12870095]

約数ペア:

[(1, 12870095), (5, 2574019), (7, 1838585), (35, 367717), (49, 262655), (131, 98245), (245, 52531), (401, 32095), (655, 19649), (917, 14035), (2005, 6419), (2807, 4585)]