28972727

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 34255872

約数和(自身を除く): 5283145

約数列:

[1, 7, 47, 83, 329, 581, 1061, 3901, 7427, 27307, 49867, 88063, 349069, 616441, 4138961, 28972727]

約数ペア:

[(1, 28972727), (7, 4138961), (47, 616441), (83, 349069), (329, 88063), (581, 49867), (1061, 27307), (3901, 7427)]