2619459

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:528

約数の個数: 20

約数和(自身を含む): 3975576

約数和(自身を除く): 1356117

約数列:

[1, 3, 9, 27, 73, 81, 219, 443, 657, 1329, 1971, 3987, 5913, 11961, 32339, 35883, 97017, 291051, 873153, 2619459]

約数ペア:

[(1, 2619459), (3, 873153), (9, 291051), (27, 97017), (73, 35883), (81, 32339), (219, 11961), (443, 5913), (657, 3987), (1329, 1971)]