12873249

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{1543}}^1$

素因数の和:1658

約数の個数: 20

約数和(自身を含む): 19429696

約数和(自身を除く): 6556447

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 1543, 2781, 4629, 8343, 13887, 41661, 124983, 158929, 476787, 1430361, 4291083, 12873249]

約数ペア:

[(1, 12873249), (3, 4291083), (9, 1430361), (27, 476787), (81, 158929), (103, 124983), (309, 41661), (927, 13887), (1543, 8343), (2781, 4629)]