16986543

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 10108497

約数列:

[1, 3, 7, 21, 31, 93, 97, 217, 269, 291, 651, 679, 807, 1883, 2037, 3007, 5649, 8339, 9021, 21049, 25017, 26093, 58373, 63147, 78279, 175119, 182651, 547953, 808883, 2426649, 5662181, 16986543]

約数ペア:

[(1, 16986543), (3, 5662181), (7, 2426649), (21, 808883), (31, 547953), (93, 182651), (97, 175119), (217, 78279), (269, 63147), (291, 58373), (651, 26093), (679, 25017), (807, 21049), (1883, 9021), (2037, 8339), (3007, 5649)]