22786515

素因数分解:

$3^4\times 5^1\times {\mathrm{56263}}^1$

素因数の和:56280

約数の個数: 20

約数和(自身を含む): 40847664

約数和(自身を除く): 18061149

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 56263, 168789, 281315, 506367, 843945, 1519101, 2531835, 4557303, 7595505, 22786515]

約数ペア:

[(1, 22786515), (3, 7595505), (5, 4557303), (9, 2531835), (15, 1519101), (27, 843945), (45, 506367), (81, 281315), (135, 168789), (405, 56263)]