7298991

素因数分解:

$3^5\times 7^2\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 12739272

約数和(自身を除く): 5440281

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 613, 1323, 1701, 1839, 3969, 4291, 5517, 11907, 12873, 16551, 30037, 38619, 49653, 90111, 115857, 148959, 270333, 347571, 810999, 1042713, 2432997, 7298991]

約数ペア:

[(1, 7298991), (3, 2432997), (7, 1042713), (9, 810999), (21, 347571), (27, 270333), (49, 148959), (63, 115857), (81, 90111), (147, 49653), (189, 38619), (243, 30037), (441, 16551), (567, 12873), (613, 11907), (1323, 5517), (1701, 4291), (1839, 3969)]