179072721

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 271814400

約数和(自身を除く): 92741679

約数列:

[1, 3, 9, 27, 71, 109, 213, 327, 639, 857, 981, 1917, 2571, 2943, 7713, 7739, 23139, 23217, 60847, 69651, 93413, 182541, 208953, 280239, 547623, 840717, 1642869, 2522151, 6632323, 19896969, 59690907, 179072721]

約数ペア:

[(1, 179072721), (3, 59690907), (9, 19896969), (27, 6632323), (71, 2522151), (109, 1642869), (213, 840717), (327, 547623), (639, 280239), (857, 208953), (981, 182541), (1917, 93413), (2571, 69651), (2943, 60847), (7713, 23217), (7739, 23139)]