138857199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{5503}}^1$

素因数の和:6166

約数の個数: 16

約数和(自身を含む): 199729152

約数和(自身を除く): 60871953

約数列:

[1, 3, 13, 39, 647, 1941, 5503, 8411, 16509, 25233, 71539, 214617, 3560441, 10681323, 46285733, 138857199]

約数ペア:

[(1, 138857199), (3, 46285733), (13, 10681323), (39, 3560441), (647, 214617), (1941, 71539), (5503, 25233), (8411, 16509)]