81201825

素因数分解:

$3^3\times 5^2\times {\mathrm{120299}}^1$

素因数の和:120318

約数の個数: 24

約数和(自身を含む): 149172000

約数和(自身を除く): 67970175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 120299, 360897, 601495, 1082691, 1804485, 3007475, 3248073, 5413455, 9022425, 16240365, 27067275, 81201825]

約数ペア:

[(1, 81201825), (3, 27067275), (5, 16240365), (9, 9022425), (15, 5413455), (25, 3248073), (27, 3007475), (45, 1804485), (75, 1082691), (135, 601495), (225, 360897), (675, 120299)]