78781509

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{12277}}^1$

素因数の和:12337

約数の個数: 24

約数和(自身を含む): 122583552

約数和(自身を除く): 43802043

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 12277, 36831, 110493, 282371, 380587, 847113, 1141761, 2541339, 3425283, 8753501, 26260503, 78781509]

約数ペア:

[(1, 78781509), (3, 26260503), (9, 8753501), (23, 3425283), (31, 2541339), (69, 1141761), (93, 847113), (207, 380587), (279, 282371), (713, 110493), (2139, 36831), (6417, 12277)]