81255699

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{75869}}^1$

素因数の和:75899

約数の個数: 24

約数和(自身を含む): 142028640

約数和(自身を除く): 60772941

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 75869, 227607, 531083, 682821, 1289773, 1593249, 3869319, 4779747, 9028411, 11607957, 27085233, 81255699]

約数ペア:

[(1, 81255699), (3, 27085233), (7, 11607957), (9, 9028411), (17, 4779747), (21, 3869319), (51, 1593249), (63, 1289773), (119, 682821), (153, 531083), (357, 227607), (1071, 75869)]