9819965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5023}}^1$

素因数の和:5068

約数の個数: 16

約数和(自身を含む): 13022208

約数和(自身を除く): 3202243

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 5023, 25115, 85391, 115529, 426955, 577645, 1963993, 9819965]

約数ペア:

[(1, 9819965), (5, 1963993), (17, 577645), (23, 426955), (85, 115529), (115, 85391), (391, 25115), (1955, 5023)]