2571615

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 4688640

約数和(自身を除く): 2117025

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 443, 645, 1161, 1329, 1935, 2215, 3987, 5805, 6645, 11961, 19049, 19935, 57147, 59805, 95245, 171441, 285735, 514323, 857205, 2571615]

約数ペア:

[(1, 2571615), (3, 857205), (5, 514323), (9, 285735), (15, 171441), (27, 95245), (43, 59805), (45, 57147), (129, 19935), (135, 19049), (215, 11961), (387, 6645), (443, 5805), (645, 3987), (1161, 2215), (1329, 1935)]