13507809

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 22023936

約数和(自身を除く): 8516127

約数列:

[1, 3, 7, 17, 21, 51, 119, 157, 241, 357, 471, 723, 1099, 1687, 2669, 3297, 4097, 5061, 8007, 12291, 18683, 28679, 37837, 56049, 86037, 113511, 264859, 643229, 794577, 1929687, 4502603, 13507809]

約数ペア:

[(1, 13507809), (3, 4502603), (7, 1929687), (17, 794577), (21, 643229), (51, 264859), (119, 113511), (157, 86037), (241, 56049), (357, 37837), (471, 28679), (723, 18683), (1099, 12291), (1687, 8007), (2669, 5061), (3297, 4097)]