1987256843877

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1\times {\mathrm{22890181}}^1$

素因数の和:22890900

約数の個数: 16

約数和(自身を含む): 2715324949568

約数和(自身を除く): 728068105691

約数列:

[1, 3, 43, 129, 673, 2019, 28939, 86817, 22890181, 68670543, 984277783, 2952833349, 15405091813, 46215275439, 662418947959, 1987256843877]

約数ペア:

[(1, 1987256843877), (3, 662418947959), (43, 46215275439), (129, 15405091813), (673, 2952833349), (2019, 984277783), (28939, 68670543), (86817, 22890181)]