12858075

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 24224640

約数和(自身を除く): 11366565

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 443, 645, 675, 1075, 1161, 1329, 1935, 2215, 3225, 3987, 5805, 6645, 9675, 11075, 11961, 19049, 19935, 29025, 33225, 57147, 59805, 95245, 99675, 171441, 285735, 299025, 476225, 514323, 857205, 1428675, 2571615, 4286025, 12858075]

約数ペア:

[(1, 12858075), (3, 4286025), (5, 2571615), (9, 1428675), (15, 857205), (25, 514323), (27, 476225), (43, 299025), (45, 285735), (75, 171441), (129, 99675), (135, 95245), (215, 59805), (225, 57147), (387, 33225), (443, 29025), (645, 19935), (675, 19049), (1075, 11961), (1161, 11075), (1329, 9675), (1935, 6645), (2215, 5805), (3225, 3987)]