2257875

素因数分解:

$3^4\times 5^3\times {\mathrm{223}}^1$

素因数の和:250

約数の個数: 40

約数和(自身を含む): 4228224

約数和(自身を除く): 1970349

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 223, 225, 375, 405, 669, 675, 1115, 1125, 2007, 2025, 3345, 3375, 5575, 6021, 10035, 10125, 16725, 18063, 27875, 30105, 50175, 83625, 90315, 150525, 250875, 451575, 752625, 2257875]

約数ペア:

[(1, 2257875), (3, 752625), (5, 451575), (9, 250875), (15, 150525), (25, 90315), (27, 83625), (45, 50175), (75, 30105), (81, 27875), (125, 18063), (135, 16725), (223, 10125), (225, 10035), (375, 6021), (405, 5575), (669, 3375), (675, 3345), (1115, 2025), (1125, 2007)]