64140309

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{15131}}^1$

素因数の和:15297

約数の個数: 16

約数和(自身を含む): 95634240

約数和(自身を除く): 31493931

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 15131, 45393, 136179, 408537, 2375567, 7126701, 21380103, 64140309]

約数ペア:

[(1, 64140309), (3, 21380103), (9, 7126701), (27, 2375567), (157, 408537), (471, 136179), (1413, 45393), (4239, 15131)]