1393103663

素因数分解:

$7^2\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 1642174560

約数和(自身を除く): 249070897

約数列:

[1, 7, 49, 113, 311, 791, 809, 2177, 5537, 5663, 15239, 35143, 39641, 91417, 246001, 251599, 639919, 1722007, 1761193, 4479433, 12328351, 28430687, 199014809, 1393103663]

約数ペア:

[(1, 1393103663), (7, 199014809), (49, 28430687), (113, 12328351), (311, 4479433), (791, 1761193), (809, 1722007), (2177, 639919), (5537, 251599), (5663, 246001), (15239, 91417), (35143, 39641)]