15280165

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 19708920

約数和(自身を除く): 4428755

約数列:

[1, 5, 23, 53, 109, 115, 265, 529, 545, 1219, 2507, 2645, 5777, 6095, 12535, 28037, 28885, 57661, 132871, 140185, 288305, 664355, 3056033, 15280165]

約数ペア:

[(1, 15280165), (5, 3056033), (23, 664355), (53, 288305), (109, 140185), (115, 132871), (265, 57661), (529, 28885), (545, 28037), (1219, 12535), (2507, 6095), (2645, 5777)]