8247897

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 13777920

約数和(自身を除く): 5530023

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1471, 1869, 4413, 5607, 10297, 13239, 30891, 92673, 130919, 392757, 916433, 1178271, 2749299, 8247897]

約数ペア:

[(1, 8247897), (3, 2749299), (7, 1178271), (9, 916433), (21, 392757), (63, 130919), (89, 92673), (267, 30891), (623, 13239), (801, 10297), (1471, 5607), (1869, 4413)]