12879747

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 19878144

約数和(自身を除く): 6998397

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1447, 2967, 4341, 8901, 13023, 33281, 62221, 99843, 186663, 299529, 559989, 1431083, 4293249, 12879747]

約数ペア:

[(1, 12879747), (3, 4293249), (9, 1431083), (23, 559989), (43, 299529), (69, 186663), (129, 99843), (207, 62221), (387, 33281), (989, 13023), (1447, 8901), (2967, 4341)]