858807978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20447809}}^1$

素因数の和:20447821

約数の個数: 16

約数和(自身を含む): 1962989760

約数和(自身を除く): 1104181782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20447809, 40895618, 61343427, 122686854, 143134663, 286269326, 429403989, 858807978]

約数ペア:

[(1, 858807978), (2, 429403989), (3, 286269326), (6, 143134663), (7, 122686854), (14, 61343427), (21, 40895618), (42, 20447809)]