2920185

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 5268480

約数和(自身を除く): 2348295

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 223, 291, 485, 669, 873, 1115, 1455, 2007, 2619, 3345, 4365, 6021, 10035, 13095, 21631, 30105, 64893, 108155, 194679, 324465, 584037, 973395, 2920185]

約数ペア:

[(1, 2920185), (3, 973395), (5, 584037), (9, 324465), (15, 194679), (27, 108155), (45, 64893), (97, 30105), (135, 21631), (223, 13095), (291, 10035), (485, 6021), (669, 4365), (873, 3345), (1115, 2619), (1455, 2007)]