319275

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 654720

約数和(自身を除く): 335445

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 43, 45, 55, 75, 99, 129, 135, 165, 215, 225, 275, 297, 387, 473, 495, 645, 675, 825, 1075, 1161, 1419, 1485, 1935, 2365, 2475, 3225, 4257, 5805, 7095, 7425, 9675, 11825, 12771, 21285, 29025, 35475, 63855, 106425, 319275]

約数ペア:

[(1, 319275), (3, 106425), (5, 63855), (9, 35475), (11, 29025), (15, 21285), (25, 12771), (27, 11825), (33, 9675), (43, 7425), (45, 7095), (55, 5805), (75, 4257), (99, 3225), (129, 2475), (135, 2365), (165, 1935), (215, 1485), (225, 1419), (275, 1161), (297, 1075), (387, 825), (473, 675), (495, 645)]