12731877

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 19660800

約数和(自身を除く): 6928923

約数列:

[1, 3, 9, 27, 47, 79, 127, 141, 237, 381, 423, 711, 1143, 1269, 2133, 3429, 3713, 5969, 10033, 11139, 17907, 30099, 33417, 53721, 90297, 100251, 161163, 270891, 471551, 1414653, 4243959, 12731877]

約数ペア:

[(1, 12731877), (3, 4243959), (9, 1414653), (27, 471551), (47, 270891), (79, 161163), (127, 100251), (141, 90297), (237, 53721), (381, 33417), (423, 30099), (711, 17907), (1143, 11139), (1269, 10033), (2133, 5969), (3429, 3713)]