4172715

素因数分解:

$3^4\times 5^1\times {\mathrm{10303}}^1$

素因数の和:10320

約数の個数: 20

約数和(自身を含む): 7480704

約数和(自身を除く): 3307989

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 10303, 30909, 51515, 92727, 154545, 278181, 463635, 834543, 1390905, 4172715]

約数ペア:

[(1, 4172715), (3, 1390905), (5, 834543), (9, 463635), (15, 278181), (27, 154545), (45, 92727), (81, 51515), (135, 30909), (405, 10303)]