28003505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3079}}^1$

素因数の和:3208

約数の個数: 16

約数和(自身を含む): 35925120

約数和(自身を除く): 7921615

約数列:

[1, 5, 17, 85, 107, 535, 1819, 3079, 9095, 15395, 52343, 261715, 329453, 1647265, 5600701, 28003505]

約数ペア:

[(1, 28003505), (5, 5600701), (17, 1647265), (85, 329453), (107, 261715), (535, 52343), (1819, 15395), (3079, 9095)]