1288575

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 2499840

約数和(自身を除く): 1211265

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 83, 115, 135, 207, 225, 249, 345, 415, 575, 621, 675, 747, 1035, 1245, 1725, 1909, 2075, 2241, 3105, 3735, 5175, 5727, 6225, 9545, 11205, 15525, 17181, 18675, 28635, 47725, 51543, 56025, 85905, 143175, 257715, 429525, 1288575]

約数ペア:

[(1, 1288575), (3, 429525), (5, 257715), (9, 143175), (15, 85905), (23, 56025), (25, 51543), (27, 47725), (45, 28635), (69, 18675), (75, 17181), (83, 15525), (115, 11205), (135, 9545), (207, 6225), (225, 5727), (249, 5175), (345, 3735), (415, 3105), (575, 2241), (621, 2075), (675, 1909), (747, 1725), (1035, 1245)]