12681747

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 19931184

約数和(自身を除く): 7249437

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1013, 1391, 3039, 4173, 9117, 12519, 13169, 39507, 108391, 118521, 325173, 975519, 1409083, 4227249, 12681747]

約数ペア:

[(1, 12681747), (3, 4227249), (9, 1409083), (13, 975519), (39, 325173), (107, 118521), (117, 108391), (321, 39507), (963, 13169), (1013, 12519), (1391, 9117), (3039, 4173)]