12618959787

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{542821}}^1$

素因数の和:542881

約数の個数: 40

約数和(自身を含む): 22068971232

約数和(自身を除く): 9450011445

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2583, 3321, 7749, 23247, 542821, 1628463, 3799747, 4885389, 11399241, 14656167, 22255661, 34197723, 43968501, 66766983, 102593169, 155789627, 200300949, 307779507, 467368881, 600902847, 1402106643, 1802708541, 4206319929, 12618959787]

約数ペア:

[(1, 12618959787), (3, 4206319929), (7, 1802708541), (9, 1402106643), (21, 600902847), (27, 467368881), (41, 307779507), (63, 200300949), (81, 155789627), (123, 102593169), (189, 66766983), (287, 43968501), (369, 34197723), (567, 22255661), (861, 14656167), (1107, 11399241), (2583, 4885389), (3321, 3799747), (7749, 1628463), (23247, 542821)]