16972659

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 28366272

約数和(自身を除く): 11393613

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 129, 297, 387, 443, 473, 891, 1161, 1329, 1419, 3483, 3987, 4257, 4873, 11961, 12771, 14619, 19049, 35883, 38313, 43857, 57147, 131571, 171441, 209539, 394713, 514323, 628617, 1542969, 1885851, 5657553, 16972659]

約数ペア:

[(1, 16972659), (3, 5657553), (9, 1885851), (11, 1542969), (27, 628617), (33, 514323), (43, 394713), (81, 209539), (99, 171441), (129, 131571), (297, 57147), (387, 43857), (443, 38313), (473, 35883), (891, 19049), (1161, 14619), (1329, 12771), (1419, 11961), (3483, 4873), (3987, 4257)]