42790905

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8887}}^1$

素因数の和:9005

約数の個数: 24

約数和(自身を含む): 74872512

約数和(自身を除く): 32081607

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 8887, 26661, 44435, 79983, 133305, 399915, 950909, 2852727, 4754545, 8558181, 14263635, 42790905]

約数ペア:

[(1, 42790905), (3, 14263635), (5, 8558181), (9, 4754545), (15, 2852727), (45, 950909), (107, 399915), (321, 133305), (535, 79983), (963, 44435), (1605, 26661), (4815, 8887)]