2907171

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1920

約数の個数: 20

約数和(自身を含む): 4573800

約数和(自身を除く): 1666629

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1889, 5667, 17001, 35891, 51003, 107673, 153009, 323019, 969057, 2907171]

約数ペア:

[(1, 2907171), (3, 969057), (9, 323019), (19, 153009), (27, 107673), (57, 51003), (81, 35891), (171, 17001), (513, 5667), (1539, 1889)]