90408069

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{12541}}^1$

素因数の和:12642

約数の個数: 20

約数和(自身を含む): 136582380

約数和(自身を除く): 46174311

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 12541, 37623, 112869, 338607, 1015821, 1116149, 3348447, 10045341, 30136023, 90408069]

約数ペア:

[(1, 90408069), (3, 30136023), (9, 10045341), (27, 3348447), (81, 1116149), (89, 1015821), (267, 338607), (801, 112869), (2403, 37623), (7209, 12541)]