12628655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 17236800

約数和(自身を除く): 4608145

約数列:

[1, 5, 13, 37, 59, 65, 89, 185, 295, 445, 481, 767, 1157, 2183, 2405, 3293, 3835, 5251, 5785, 10915, 16465, 26255, 28379, 42809, 68263, 141895, 194287, 214045, 341315, 971435, 2525731, 12628655]

約数ペア:

[(1, 12628655), (5, 2525731), (13, 971435), (37, 341315), (59, 214045), (65, 194287), (89, 141895), (185, 68263), (295, 42809), (445, 28379), (481, 26255), (767, 16465), (1157, 10915), (2183, 5785), (2405, 5251), (3293, 3835)]