13020555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51061}}^1$

素因数の和:51086

約数の個数: 16

約数和(自身を含む): 22058784

約数和(自身を除く): 9038229

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 51061, 153183, 255305, 765915, 868037, 2604111, 4340185, 13020555]

約数ペア:

[(1, 13020555), (3, 4340185), (5, 2604111), (15, 868037), (17, 765915), (51, 255305), (85, 153183), (255, 51061)]