28686530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{27851}}^1$

素因数の和:27961

約数の個数: 16

約数和(自身を含む): 52138944

約数和(自身を除く): 23452414

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 27851, 55702, 139255, 278510, 2868653, 5737306, 14343265, 28686530]

約数ペア:

[(1, 28686530), (2, 14343265), (5, 5737306), (10, 2868653), (103, 278510), (206, 139255), (515, 55702), (1030, 27851)]