40128767

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{887}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 48079872

約数和(自身を除く): 7951105

約数列:

[1, 7, 23, 161, 281, 887, 1967, 6209, 6463, 20401, 45241, 142807, 249247, 1744729, 5732681, 40128767]

約数ペア:

[(1, 40128767), (7, 5732681), (23, 1744729), (161, 249247), (281, 142807), (887, 45241), (1967, 20401), (6209, 6463)]