2017017045

素因数分解:

$3^4\times 5^1\times {\mathrm{4980289}}^1$

素因数の和:4980306

約数の個数: 20

約数和(自身を含む): 3615690540

約数和(自身を除く): 1598673495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4980289, 14940867, 24901445, 44822601, 74704335, 134467803, 224113005, 403403409, 672339015, 2017017045]

約数ペア:

[(1, 2017017045), (3, 672339015), (5, 403403409), (9, 224113005), (15, 134467803), (27, 74704335), (45, 44822601), (81, 24901445), (135, 14940867), (405, 4980289)]