3865725

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 7562016

約数和(自身を除く): 3696291

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 83, 115, 135, 207, 225, 249, 345, 405, 415, 575, 621, 675, 747, 1035, 1245, 1725, 1863, 1909, 2025, 2075, 2241, 3105, 3735, 5175, 5727, 6225, 6723, 9315, 9545, 11205, 15525, 17181, 18675, 28635, 33615, 46575, 47725, 51543, 56025, 85905, 143175, 154629, 168075, 257715, 429525, 773145, 1288575, 3865725]

約数ペア:

[(1, 3865725), (3, 1288575), (5, 773145), (9, 429525), (15, 257715), (23, 168075), (25, 154629), (27, 143175), (45, 85905), (69, 56025), (75, 51543), (81, 47725), (83, 46575), (115, 33615), (135, 28635), (207, 18675), (225, 17181), (249, 15525), (345, 11205), (405, 9545), (415, 9315), (575, 6723), (621, 6225), (675, 5727), (747, 5175), (1035, 3735), (1245, 3105), (1725, 2241), (1863, 2075), (1909, 2025)]