2563245

素因数分解:

$3^4\times 5^1\times {\mathrm{6329}}^1$

素因数の和:6346

約数の個数: 20

約数和(自身を含む): 4595580

約数和(自身を除く): 2032335

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6329, 18987, 31645, 56961, 94935, 170883, 284805, 512649, 854415, 2563245]

約数ペア:

[(1, 2563245), (3, 854415), (5, 512649), (9, 284805), (15, 170883), (27, 94935), (45, 56961), (81, 31645), (135, 18987), (405, 6329)]