27280630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209851}}^1$

素因数の和:209871

約数の個数: 16

約数和(自身を含む): 52882704

約数和(自身を除く): 25602074

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 209851, 419702, 1049255, 2098510, 2728063, 5456126, 13640315, 27280630]

約数ペア:

[(1, 27280630), (2, 13640315), (5, 5456126), (10, 2728063), (13, 2098510), (26, 1049255), (65, 419702), (130, 209851)]