78631731

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4127}}^1$

素因数の和:4235

約数の個数: 24

約数和(自身を含む): 119134080

約数和(自身を除く): 40502349

約数列:

[1, 3, 9, 29, 73, 87, 219, 261, 657, 2117, 4127, 6351, 12381, 19053, 37143, 119683, 301271, 359049, 903813, 1077147, 2711439, 8736859, 26210577, 78631731]

約数ペア:

[(1, 78631731), (3, 26210577), (9, 8736859), (29, 2711439), (73, 1077147), (87, 903813), (219, 359049), (261, 301271), (657, 119683), (2117, 37143), (4127, 19053), (6351, 12381)]