853253142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20315551}}^1$

素因数の和:20315563

約数の個数: 16

約数和(自身を含む): 1950292992

約数和(自身を除く): 1097039850

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20315551, 40631102, 60946653, 121893306, 142208857, 284417714, 426626571, 853253142]

約数ペア:

[(1, 853253142), (2, 426626571), (3, 284417714), (6, 142208857), (7, 121893306), (14, 60946653), (21, 40631102), (42, 20315551)]