156979269

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:898

約数の個数: 32

約数和(自身を含む): 238757760

約数和(自身を除く): 81778491

約数列:

[1, 3, 9, 27, 53, 159, 163, 477, 489, 673, 1431, 1467, 2019, 4401, 6057, 8639, 18171, 25917, 35669, 77751, 107007, 109699, 233253, 321021, 329097, 963063, 987291, 2961873, 5814047, 17442141, 52326423, 156979269]

約数ペア:

[(1, 156979269), (3, 52326423), (9, 17442141), (27, 5814047), (53, 2961873), (159, 987291), (163, 963063), (477, 329097), (489, 321021), (673, 233253), (1431, 109699), (1467, 107007), (2019, 77751), (4401, 35669), (6057, 25917), (8639, 18171)]