81158517

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1255

約数の個数: 40

約数和(自身を含む): 134048640

約数和(自身を除く): 52890123

約数列:

[1, 3, 9, 11, 27, 33, 79, 81, 99, 237, 297, 711, 869, 891, 1153, 2133, 2607, 3459, 6399, 7821, 10377, 12683, 23463, 31131, 38049, 70389, 91087, 93393, 114147, 273261, 342441, 819783, 1001957, 1027323, 2459349, 3005871, 7378047, 9017613, 27052839, 81158517]

約数ペア:

[(1, 81158517), (3, 27052839), (9, 9017613), (11, 7378047), (27, 3005871), (33, 2459349), (79, 1027323), (81, 1001957), (99, 819783), (237, 342441), (297, 273261), (711, 114147), (869, 93393), (891, 91087), (1153, 70389), (2133, 38049), (2607, 31131), (3459, 23463), (6399, 12683), (7821, 10377)]