28259643

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 12290757

約数列:

[1, 3, 43, 47, 59, 79, 129, 141, 177, 237, 2021, 2537, 2773, 3397, 3713, 4661, 6063, 7611, 8319, 10191, 11139, 13983, 119239, 159659, 200423, 219067, 357717, 478977, 601269, 657201, 9419881, 28259643]

約数ペア:

[(1, 28259643), (3, 9419881), (43, 657201), (47, 601269), (59, 478977), (79, 357717), (129, 219067), (141, 200423), (177, 159659), (237, 119239), (2021, 13983), (2537, 11139), (2773, 10191), (3397, 8319), (3713, 7611), (4661, 6063)]