318156964

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{1120271}}^1$

素因数の和:1120346

約数の個数: 12

約数和(自身を含む): 564617088

約数和(自身を除く): 246460124

約数列:

[1, 2, 4, 71, 142, 284, 1120271, 2240542, 4481084, 79539241, 159078482, 318156964]

約数ペア:

[(1, 318156964), (2, 159078482), (4, 79539241), (71, 4481084), (142, 2240542), (284, 1120271)]