138678978

素因数分解:

$2^1\times 3^1\times {\mathrm{1009}}^1\times {\mathrm{22907}}^1$

素因数の和:23921

約数の個数: 16

約数和(自身を含む): 277644960

約数和(自身を除く): 138965982

約数列:

[1, 2, 3, 6, 1009, 2018, 3027, 6054, 22907, 45814, 68721, 137442, 23113163, 46226326, 69339489, 138678978]

約数ペア:

[(1, 138678978), (2, 69339489), (3, 46226326), (6, 23113163), (1009, 137442), (2018, 68721), (3027, 45814), (6054, 22907)]