12439959

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 19869696

約数和(自身を除く): 7429737

約数列:

[1, 3, 7, 21, 31, 93, 97, 197, 217, 291, 591, 651, 679, 1379, 2037, 3007, 4137, 6107, 9021, 18321, 19109, 21049, 42749, 57327, 63147, 128247, 133763, 401289, 592379, 1777137, 4146653, 12439959]

約数ペア:

[(1, 12439959), (3, 4146653), (7, 1777137), (21, 592379), (31, 401289), (93, 133763), (97, 128247), (197, 63147), (217, 57327), (291, 42749), (591, 21049), (651, 19109), (679, 18321), (1379, 9021), (2037, 6107), (3007, 4137)]