7997138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{919}}^1$

素因数の和:1169

約数の個数: 16

約数和(自身を含む): 12696000

約数和(自身を除く): 4698862

約数列:

[1, 2, 19, 38, 229, 458, 919, 1838, 4351, 8702, 17461, 34922, 210451, 420902, 3998569, 7997138]

約数ペア:

[(1, 7997138), (2, 3998569), (19, 420902), (38, 210451), (229, 34922), (458, 17461), (919, 8702), (1838, 4351)]