16491321

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 30326400

約数和(自身を除く): 13835079

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 449, 477, 583, 693, 1113, 1347, 1749, 3143, 3339, 4041, 4081, 4939, 5247, 9429, 12243, 14817, 23797, 28287, 34573, 36729, 44451, 71391, 103719, 166579, 214173, 261767, 311157, 499737, 785301, 1499211, 1832369, 2355903, 5497107, 16491321]

約数ペア:

[(1, 16491321), (3, 5497107), (7, 2355903), (9, 1832369), (11, 1499211), (21, 785301), (33, 499737), (53, 311157), (63, 261767), (77, 214173), (99, 166579), (159, 103719), (231, 71391), (371, 44451), (449, 36729), (477, 34573), (583, 28287), (693, 23797), (1113, 14817), (1347, 12243), (1749, 9429), (3143, 5247), (3339, 4939), (4041, 4081)]