289697427

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{2791}}^1$

素因数の和:3423

約数の個数: 24

約数和(自身を含む): 441359360

約数和(自身を除く): 151661933

約数列:

[1, 3, 9, 19, 57, 171, 607, 1821, 2791, 5463, 8373, 11533, 25119, 34599, 53029, 103797, 159087, 477261, 1694137, 5082411, 15247233, 32188603, 96565809, 289697427]

約数ペア:

[(1, 289697427), (3, 96565809), (9, 32188603), (19, 15247233), (57, 5082411), (171, 1694137), (607, 477261), (1821, 159087), (2791, 103797), (5463, 53029), (8373, 34599), (11533, 25119)]