57123145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 77137920

約数和(自身を除く): 20014775

約数列:

[1, 5, 17, 23, 61, 85, 115, 305, 391, 479, 1037, 1403, 1955, 2395, 5185, 7015, 8143, 11017, 23851, 29219, 40715, 55085, 119255, 146095, 187289, 496723, 672037, 936445, 2483615, 3360185, 11424629, 57123145]

約数ペア:

[(1, 57123145), (5, 11424629), (17, 3360185), (23, 2483615), (61, 936445), (85, 672037), (115, 496723), (305, 187289), (391, 146095), (479, 119255), (1037, 55085), (1403, 40715), (1955, 29219), (2395, 23851), (5185, 11017), (7015, 8143)]