28421510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218627}}^1$

素因数の和:218647

約数の個数: 16

約数和(自身を含む): 55094256

約数和(自身を除く): 26672746

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 218627, 437254, 1093135, 2186270, 2842151, 5684302, 14210755, 28421510]

約数ペア:

[(1, 28421510), (2, 14210755), (5, 5684302), (10, 2842151), (13, 2186270), (26, 1093135), (65, 437254), (130, 218627)]