67500945

素因数分解:

$3^4\times 5^1\times {\mathrm{166669}}^1$

素因数の和:166686

約数の個数: 20

約数和(自身を含む): 121002420

約数和(自身を除く): 53501475

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 166669, 500007, 833345, 1500021, 2500035, 4500063, 7500105, 13500189, 22500315, 67500945]

約数ペア:

[(1, 67500945), (3, 22500315), (5, 13500189), (9, 7500105), (15, 4500063), (27, 2500035), (45, 1500021), (81, 833345), (135, 500007), (405, 166669)]