18042075

素因数分解:

$3^3\times 5^2\times {\mathrm{26729}}^1$

素因数の和:26748

約数の個数: 24

約数和(自身を含む): 33145200

約数和(自身を除く): 15103125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 26729, 80187, 133645, 240561, 400935, 668225, 721683, 1202805, 2004675, 3608415, 6014025, 18042075]

約数ペア:

[(1, 18042075), (3, 6014025), (5, 3608415), (9, 2004675), (15, 1202805), (25, 721683), (27, 668225), (45, 400935), (75, 240561), (135, 133645), (225, 80187), (675, 26729)]