140147244307

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{21504871}}^1$

素因数の和:21504911

約数の個数: 16

約数和(自身を含む): 172038976000

約数和(自身を除く): 31891731693

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 21504871, 150534097, 408592549, 1053738679, 2860147843, 7376170753, 20021034901, 140147244307]

約数ペア:

[(1, 140147244307), (7, 20021034901), (19, 7376170753), (49, 2860147843), (133, 1053738679), (343, 408592549), (931, 150534097), (6517, 21504871)]