81803036

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71257}}^1$

素因数の和:71309

約数の個数: 24

約数和(自身を含む): 167598816

約数和(自身を除く): 85795780

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 71257, 142514, 285028, 498799, 997598, 1995196, 2921537, 5843074, 11686148, 20450759, 40901518, 81803036]

約数ペア:

[(1, 81803036), (2, 40901518), (4, 20450759), (7, 11686148), (14, 5843074), (28, 2921537), (41, 1995196), (82, 997598), (164, 498799), (287, 285028), (574, 142514), (1148, 71257)]