12864229

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 15284736

約数和(自身を除く): 2420507

約数列:

[1, 7, 47, 61, 329, 427, 641, 2867, 4487, 20069, 30127, 39101, 210889, 273707, 1837747, 12864229]

約数ペア:

[(1, 12864229), (7, 1837747), (47, 273707), (61, 210889), (329, 39101), (427, 30127), (641, 20069), (2867, 4487)]