222723081

素因数分解:

$3^3\times 7^2\times {\mathrm{168347}}^1$

素因数の和:168370

約数の個数: 24

約数和(自身を含む): 383833440

約数和(自身を除く): 161110359

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 168347, 505041, 1178429, 1515123, 3535287, 4545369, 8249003, 10605861, 24747009, 31817583, 74241027, 222723081]

約数ペア:

[(1, 222723081), (3, 74241027), (7, 31817583), (9, 24747009), (21, 10605861), (27, 8249003), (49, 4545369), (63, 3535287), (147, 1515123), (189, 1178429), (441, 505041), (1323, 168347)]