90220905

素因数分解:

$3^3\times 5^1\times {\mathrm{668303}}^1$

素因数の和:668317

約数の個数: 16

約数和(自身を含む): 160392960

約数和(自身を除く): 70172055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 668303, 2004909, 3341515, 6014727, 10024545, 18044181, 30073635, 90220905]

約数ペア:

[(1, 90220905), (3, 30073635), (5, 18044181), (9, 10024545), (15, 6014727), (27, 3341515), (45, 2004909), (135, 668303)]