287121411

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{1029109}}^1$

素因数の和:1029146

約数の個数: 12

約数和(自身を含む): 428109760

約数和(自身を除く): 140988349

約数列:

[1, 3, 9, 31, 93, 279, 1029109, 3087327, 9261981, 31902379, 95707137, 287121411]

約数ペア:

[(1, 287121411), (3, 95707137), (9, 31902379), (31, 9261981), (93, 3087327), (279, 1029109)]