85965747

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{4397}}^1$

素因数の和:4440

約数の個数: 32

約数和(自身を含む): 140736000

約数和(自身を除く): 54770253

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 4397, 6517, 13191, 19551, 30779, 83543, 92337, 215453, 250629, 584801, 646359, 1508171, 1754403, 4093607, 4524513, 12280821, 28655249, 85965747]

約数ペア:

[(1, 85965747), (3, 28655249), (7, 12280821), (19, 4524513), (21, 4093607), (49, 1754403), (57, 1508171), (133, 646359), (147, 584801), (343, 250629), (399, 215453), (931, 92337), (1029, 83543), (2793, 30779), (4397, 19551), (6517, 13191)]