78869457

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{8933}}^1$

素因数の和:9054

約数の個数: 20

約数和(自身を含む): 118911540

約数和(自身を除く): 40042083

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 8933, 26799, 80397, 241191, 723573, 973697, 2921091, 8763273, 26289819, 78869457]

約数ペア:

[(1, 78869457), (3, 26289819), (9, 8763273), (27, 2921091), (81, 973697), (109, 723573), (327, 241191), (981, 80397), (2943, 26799), (8829, 8933)]