12512151

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{1367}}^1$

素因数の和:1492

約数の個数: 20

約数和(自身を含む): 18870192

約数和(自身を除く): 6358041

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 1367, 3051, 4101, 9153, 12303, 36909, 110727, 154471, 463413, 1390239, 4170717, 12512151]

約数ペア:

[(1, 12512151), (3, 4170717), (9, 1390239), (27, 463413), (81, 154471), (113, 110727), (339, 36909), (1017, 12303), (1367, 9153), (3051, 4101)]