12581640549

素因数分解:

$3^3\times {\mathrm{1381}}^1\times {\mathrm{337427}}^1$

素因数の和:338817

約数の個数: 16

約数和(自身を含む): 18653019840

約数和(自身を除く): 6071379291

約数列:

[1, 3, 9, 27, 1381, 4143, 12429, 37287, 337427, 1012281, 3036843, 9110529, 465986687, 1397960061, 4193880183, 12581640549]

約数ペア:

[(1, 12581640549), (3, 4193880183), (9, 1397960061), (27, 465986687), (1381, 9110529), (4143, 3036843), (12429, 1012281), (37287, 337427)]