81656613

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 125924480

約数和(自身を除く): 44267867

約数列:

[1, 3, 9, 27, 43, 61, 129, 183, 387, 549, 1153, 1161, 1647, 2623, 3459, 7869, 10377, 23607, 31131, 49579, 70333, 70821, 148737, 210999, 446211, 632997, 1338633, 1898991, 3024319, 9072957, 27218871, 81656613]

約数ペア:

[(1, 81656613), (3, 27218871), (9, 9072957), (27, 3024319), (43, 1898991), (61, 1338633), (129, 632997), (183, 446211), (387, 210999), (549, 148737), (1153, 70821), (1161, 70333), (1647, 49579), (2623, 31131), (3459, 23607), (7869, 10377)]