139901678

素因数分解:

$2^1\times 7^1\times {\mathrm{2657}}^1\times {\mathrm{3761}}^1$

素因数の和:6427

約数の個数: 16

約数和(自身を含む): 239985504

約数和(自身を除く): 100083826

約数列:

[1, 2, 7, 14, 2657, 3761, 5314, 7522, 18599, 26327, 37198, 52654, 9992977, 19985954, 69950839, 139901678]

約数ペア:

[(1, 139901678), (2, 69950839), (7, 19985954), (14, 9992977), (2657, 52654), (3761, 37198), (5314, 26327), (7522, 18599)]