2819313

素因数分解:

$3^3\times 7^2\times {\mathrm{2131}}^1$

素因数の和:2154

約数の個数: 24

約数和(自身を含む): 4860960

約数和(自身を除く): 2041647

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 2131, 6393, 14917, 19179, 44751, 57537, 104419, 134253, 313257, 402759, 939771, 2819313]

約数ペア:

[(1, 2819313), (3, 939771), (7, 402759), (9, 313257), (21, 134253), (27, 104419), (49, 57537), (63, 44751), (147, 19179), (189, 14917), (441, 6393), (1323, 2131)]