2978181

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{1511}}^1$

素因数の和:1593

約数の個数: 16

約数和(自身を含む): 4475520

約数和(自身を除く): 1497339

約数列:

[1, 3, 9, 27, 73, 219, 657, 1511, 1971, 4533, 13599, 40797, 110303, 330909, 992727, 2978181]

約数ペア:

[(1, 2978181), (3, 992727), (9, 330909), (27, 110303), (73, 40797), (219, 13599), (657, 4533), (1511, 1971)]