12684287

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 16325712

約数和(自身を除く): 3641425

約数列:

[1, 7, 11, 49, 77, 101, 233, 539, 707, 1111, 1631, 2563, 4949, 7777, 11417, 17941, 23533, 54439, 125587, 164731, 258863, 1153117, 1812041, 12684287]

約数ペア:

[(1, 12684287), (7, 1812041), (11, 1153117), (49, 258863), (77, 164731), (101, 125587), (233, 54439), (539, 23533), (707, 17941), (1111, 11417), (1631, 7777), (2563, 4949)]