26280513

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2634

約数の個数: 36

約数和(自身を含む): 46096128

約数和(自身を除く): 19815615

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 2591, 3381, 7773, 10143, 18137, 23319, 54411, 59593, 126959, 163233, 178779, 380877, 417151, 536337, 1142631, 1251453, 2920057, 3754359, 8760171, 26280513]

約数ペア:

[(1, 26280513), (3, 8760171), (7, 3754359), (9, 2920057), (21, 1251453), (23, 1142631), (49, 536337), (63, 417151), (69, 380877), (147, 178779), (161, 163233), (207, 126959), (441, 59593), (483, 54411), (1127, 23319), (1449, 18137), (2591, 10143), (3381, 7773)]