28110475

素因数分解:

$5^2\times {\mathrm{73}}^2\times {\mathrm{211}}^1$

素因数の和:367

約数の個数: 18

約数和(自身を含む): 35508516

約数和(自身を除く): 7398041

約数列:

[1, 5, 25, 73, 211, 365, 1055, 1825, 5275, 5329, 15403, 26645, 77015, 133225, 385075, 1124419, 5622095, 28110475]

約数ペア:

[(1, 28110475), (5, 5622095), (25, 1124419), (73, 385075), (211, 133225), (365, 77015), (1055, 26645), (1825, 15403), (5275, 5329)]