31428718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9623}}^1$

素因数の和:9719

約数の個数: 16

約数和(自身を含む): 49890816

約数和(自身を除く): 18462098

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 9623, 19246, 221329, 442658, 683233, 1366466, 15714359, 31428718]

約数ペア:

[(1, 31428718), (2, 15714359), (23, 1366466), (46, 683233), (71, 442658), (142, 221329), (1633, 19246), (3266, 9623)]