15220515

素因数分解:

$3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5099}}^1$

素因数の和:5306

約数の個数: 16

約数和(自身を含む): 24480000

約数和(自身を除く): 9259485

約数列:

[1, 3, 5, 15, 199, 597, 995, 2985, 5099, 15297, 25495, 76485, 1014701, 3044103, 5073505, 15220515]

約数ペア:

[(1, 15220515), (3, 5073505), (5, 3044103), (15, 1014701), (199, 76485), (597, 25495), (995, 15297), (2985, 5099)]