67680765

素因数分解:

$3^4\times 5^1\times {\mathrm{167113}}^1$

素因数の和:167130

約数の個数: 20

約数和(自身を含む): 121324764

約数和(自身を除く): 53643999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 167113, 501339, 835565, 1504017, 2506695, 4512051, 7520085, 13536153, 22560255, 67680765]

約数ペア:

[(1, 67680765), (3, 22560255), (5, 13536153), (9, 7520085), (15, 4512051), (27, 2506695), (45, 1504017), (81, 835565), (135, 501339), (405, 167113)]