71649567

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16831}}^1$

素因数の和:16891

約数の個数: 24

約数和(自身を含む): 115534848

約数和(自身を除く): 43885281

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 16831, 50493, 151479, 185141, 555423, 723733, 1666269, 2171199, 6513597, 7961063, 23883189, 71649567]

約数ペア:

[(1, 71649567), (3, 23883189), (9, 7961063), (11, 6513597), (33, 2171199), (43, 1666269), (99, 723733), (129, 555423), (387, 185141), (473, 151479), (1419, 50493), (4257, 16831)]