86073921

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{9749}}^1$

素因数の和:9870

約数の個数: 20

約数和(自身を含む): 129772500

約数和(自身を除く): 43698579

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 9749, 29247, 87741, 263223, 789669, 1062641, 3187923, 9563769, 28691307, 86073921]

約数ペア:

[(1, 86073921), (3, 28691307), (9, 9563769), (27, 3187923), (81, 1062641), (109, 789669), (327, 263223), (981, 87741), (2943, 29247), (8829, 9749)]