16740915

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 27772416

約数和(自身を除く): 11031501

約数列:

[1, 3, 5, 15, 41, 123, 163, 167, 205, 489, 501, 615, 815, 835, 2445, 2505, 6683, 6847, 20049, 20541, 27221, 33415, 34235, 81663, 100245, 102705, 136105, 408315, 1116061, 3348183, 5580305, 16740915]

約数ペア:

[(1, 16740915), (3, 5580305), (5, 3348183), (15, 1116061), (41, 408315), (123, 136105), (163, 102705), (167, 100245), (205, 81663), (489, 34235), (501, 33415), (615, 27221), (815, 20541), (835, 20049), (2445, 6847), (2505, 6683)]