78134913

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 116688000

約数和(自身を除く): 38553087

約数列:

[1, 3, 9, 43, 101, 129, 303, 387, 909, 1999, 4343, 5997, 13029, 17991, 39087, 85957, 201899, 257871, 605697, 773613, 1817091, 8681657, 26044971, 78134913]

約数ペア:

[(1, 78134913), (3, 26044971), (9, 8681657), (43, 1817091), (101, 773613), (129, 605697), (303, 257871), (387, 201899), (909, 85957), (1999, 39087), (4343, 17991), (5997, 13029)]