120190905

素因数分解:

$3^3\times 5^1\times {\mathrm{890303}}^1$

素因数の和:890317

約数の個数: 16

約数和(自身を含む): 213672960

約数和(自身を除く): 93482055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 890303, 2670909, 4451515, 8012727, 13354545, 24038181, 40063635, 120190905]

約数ペア:

[(1, 120190905), (3, 40063635), (5, 24038181), (9, 13354545), (15, 8012727), (27, 4451515), (45, 2670909), (135, 890303)]