20162025495

素因数分解:

$3^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{68477}}^1$

素因数の和:69221

約数の個数: 40

約数和(自身を含む): 36192540384

約数和(自身を除く): 16030514889

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 727, 2181, 3635, 6543, 10905, 19629, 32715, 58887, 68477, 98145, 205431, 294435, 342385, 616293, 1027155, 1848879, 3081465, 5546637, 9244395, 27733185, 49782779, 149348337, 248913895, 448045011, 746741685, 1344135033, 2240225055, 4032405099, 6720675165, 20162025495]

約数ペア:

[(1, 20162025495), (3, 6720675165), (5, 4032405099), (9, 2240225055), (15, 1344135033), (27, 746741685), (45, 448045011), (81, 248913895), (135, 149348337), (405, 49782779), (727, 27733185), (2181, 9244395), (3635, 5546637), (6543, 3081465), (10905, 1848879), (19629, 1027155), (32715, 616293), (58887, 342385), (68477, 294435), (98145, 205431)]