80521329

素因数分解:

$3^1\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{2687}}^1$

素因数の和:4124

約数の個数: 16

約数和(自身を含む): 122830848

約数和(自身を除く): 42309519

約数列:

[1, 3, 7, 21, 1427, 2687, 4281, 8061, 9989, 18809, 29967, 56427, 3834349, 11503047, 26840443, 80521329]

約数ペア:

[(1, 80521329), (3, 26840443), (7, 11503047), (21, 3834349), (1427, 56427), (2687, 29967), (4281, 18809), (8061, 9989)]