28175885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1571}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 35992512

約数和(自身を除く): 7816627

約数列:

[1, 5, 17, 85, 211, 1055, 1571, 3587, 7855, 17935, 26707, 133535, 331481, 1657405, 5635177, 28175885]

約数ペア:

[(1, 28175885), (5, 5635177), (17, 1657405), (85, 331481), (211, 133535), (1055, 26707), (1571, 17935), (3587, 7855)]