52978779

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 91069440

約数和(自身を除く): 38090661

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 419, 567, 669, 1257, 1561, 2007, 2933, 3771, 4683, 6021, 8799, 11313, 14049, 18063, 26397, 33939, 42147, 79191, 93437, 126441, 237573, 280311, 654059, 840933, 1962177, 2522799, 5886531, 7568397, 17659593, 52978779]

約数ペア:

[(1, 52978779), (3, 17659593), (7, 7568397), (9, 5886531), (21, 2522799), (27, 1962177), (63, 840933), (81, 654059), (189, 280311), (223, 237573), (419, 126441), (567, 93437), (669, 79191), (1257, 42147), (1561, 33939), (2007, 26397), (2933, 18063), (3771, 14049), (4683, 11313), (6021, 8799)]