12005539

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 15398208

約数和(自身を除く): 3392669

約数列:

[1, 7, 13, 47, 49, 91, 329, 401, 611, 637, 2303, 2807, 4277, 5213, 18847, 19649, 29939, 36491, 131929, 245011, 255437, 923503, 1715077, 12005539]

約数ペア:

[(1, 12005539), (7, 1715077), (13, 923503), (47, 255437), (49, 245011), (91, 131929), (329, 36491), (401, 29939), (611, 19649), (637, 18847), (2303, 5213), (2807, 4277)]