12728907

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{941}}^1$

素因数の和:1120

約数の個数: 20

約数和(自身を含む): 19148976

約数和(自身を除く): 6420069

約数列:

[1, 3, 9, 27, 81, 167, 501, 941, 1503, 2823, 4509, 8469, 13527, 25407, 76221, 157147, 471441, 1414323, 4242969, 12728907]

約数ペア:

[(1, 12728907), (3, 4242969), (9, 1414323), (27, 471441), (81, 157147), (167, 76221), (501, 25407), (941, 13527), (1503, 8469), (2823, 4509)]