28450955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2621}}^1$

素因数の和:2806

約数の個数: 16

約数和(自身を含む): 37001664

約数和(自身を除く): 8550709

約数列:

[1, 5, 13, 65, 167, 835, 2171, 2621, 10855, 13105, 34073, 170365, 437707, 2188535, 5690191, 28450955]

約数ペア:

[(1, 28450955), (5, 5690191), (13, 2188535), (65, 437707), (167, 170365), (835, 34073), (2171, 13105), (2621, 10855)]