8478729

素因数分解:

$3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 14519040

約数和(自身を除く): 6040311

約数列:

[1, 3, 7, 9, 21, 27, 63, 113, 189, 339, 397, 791, 1017, 1191, 2373, 2779, 3051, 3573, 7119, 8337, 10719, 21357, 25011, 44861, 75033, 134583, 314027, 403749, 942081, 1211247, 2826243, 8478729]

約数ペア:

[(1, 8478729), (3, 2826243), (7, 1211247), (9, 942081), (21, 403749), (27, 314027), (63, 134583), (113, 75033), (189, 44861), (339, 25011), (397, 21357), (791, 10719), (1017, 8337), (1191, 7119), (2373, 3573), (2779, 3051)]