9712143

素因数分解:

$3^4\times 7^2\times {\mathrm{2447}}^1$

素因数の和:2473

約数の個数: 30

約数和(自身を含む): 16883856

約数和(自身を除く): 7171713

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 2447, 3969, 7341, 17129, 22023, 51387, 66069, 119903, 154161, 198207, 359709, 462483, 1079127, 1387449, 3237381, 9712143]

約数ペア:

[(1, 9712143), (3, 3237381), (7, 1387449), (9, 1079127), (21, 462483), (27, 359709), (49, 198207), (63, 154161), (81, 119903), (147, 66069), (189, 51387), (441, 22023), (567, 17129), (1323, 7341), (2447, 3969)]