1420875

素因数分解:

$3^3\times 5^3\times {\mathrm{421}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 2633280

約数和(自身を除く): 1212405

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 421, 675, 1125, 1263, 2105, 3375, 3789, 6315, 10525, 11367, 18945, 31575, 52625, 56835, 94725, 157875, 284175, 473625, 1420875]

約数ペア:

[(1, 1420875), (3, 473625), (5, 284175), (9, 157875), (15, 94725), (25, 56835), (27, 52625), (45, 31575), (75, 18945), (125, 11367), (135, 10525), (225, 6315), (375, 3789), (421, 3375), (675, 2105), (1125, 1263)]