81476091

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 125399040

約数和(自身を除く): 43922949

約数列:

[1, 3, 9, 27, 31, 93, 279, 311, 313, 837, 933, 939, 2799, 2817, 8397, 8451, 9641, 9703, 28923, 29109, 86769, 87327, 97343, 260307, 261981, 292029, 876087, 2628261, 3017633, 9052899, 27158697, 81476091]

約数ペア:

[(1, 81476091), (3, 27158697), (9, 9052899), (27, 3017633), (31, 2628261), (93, 876087), (279, 292029), (311, 261981), (313, 260307), (837, 97343), (933, 87327), (939, 86769), (2799, 29109), (2817, 28923), (8397, 9703), (8451, 9641)]