2638575

素因数分解:

$3^4\times 5^2\times {\mathrm{1303}}^1$

素因数の和:1325

約数の個数: 30

約数和(自身を含む): 4891304

約数和(自身を除く): 2252729

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 1303, 2025, 3909, 6515, 11727, 19545, 32575, 35181, 58635, 97725, 105543, 175905, 293175, 527715, 879525, 2638575]

約数ペア:

[(1, 2638575), (3, 879525), (5, 527715), (9, 293175), (15, 175905), (25, 105543), (27, 97725), (45, 58635), (75, 35181), (81, 32575), (135, 19545), (225, 11727), (405, 6515), (675, 3909), (1303, 2025)]