8685225

素因数分解:

$3^4\times 5^2\times {\mathrm{4289}}^1$

素因数の和:4311

約数の個数: 30

約数和(自身を含む): 16091790

約数和(自身を除く): 7406565

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 4289, 12867, 21445, 38601, 64335, 107225, 115803, 193005, 321675, 347409, 579015, 965025, 1737045, 2895075, 8685225]

約数ペア:

[(1, 8685225), (3, 2895075), (5, 1737045), (9, 965025), (15, 579015), (25, 347409), (27, 321675), (45, 193005), (75, 115803), (81, 107225), (135, 64335), (225, 38601), (405, 21445), (675, 12867), (2025, 4289)]