87075

素因数分解:

$3^4\times 5^2\times {\mathrm{43}}^1$

素因数の和:65

約数の個数: 30

約数和(自身を含む): 165044

約数和(自身を除く): 77969

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 215, 225, 387, 405, 645, 675, 1075, 1161, 1935, 2025, 3225, 3483, 5805, 9675, 17415, 29025, 87075]

約数ペア:

[(1, 87075), (3, 29025), (5, 17415), (9, 9675), (15, 5805), (25, 3483), (27, 3225), (43, 2025), (45, 1935), (75, 1161), (81, 1075), (129, 675), (135, 645), (215, 405), (225, 387)]