25690041

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:843

約数の個数: 40

約数和(自身を含む): 42715904

約数和(自身を除く): 17025863

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 403, 787, 837, 1053, 1209, 2361, 2511, 3627, 7083, 10231, 10881, 21249, 24397, 30693, 32643, 63747, 73191, 92079, 219573, 276237, 317161, 658719, 828711, 951483, 1976157, 2854449, 8563347, 25690041]

約数ペア:

[(1, 25690041), (3, 8563347), (9, 2854449), (13, 1976157), (27, 951483), (31, 828711), (39, 658719), (81, 317161), (93, 276237), (117, 219573), (279, 92079), (351, 73191), (403, 63747), (787, 32643), (837, 30693), (1053, 24397), (1209, 21249), (2361, 10881), (2511, 10231), (3627, 7083)]