80983329

素因数分解:

$3^1\times 7^4\times {\mathrm{11243}}^1$

素因数の和:11274

約数の個数: 20

約数和(自身を含む): 125977776

約数和(自身を除く): 44994447

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 11243, 33729, 78701, 236103, 550907, 1652721, 3856349, 11569047, 26994443, 80983329]

約数ペア:

[(1, 80983329), (3, 26994443), (7, 11569047), (21, 3856349), (49, 1652721), (147, 550907), (343, 236103), (1029, 78701), (2401, 33729), (7203, 11243)]