16737651

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 30720000

約数和(自身を除く): 13982349

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 59, 63, 79, 133, 171, 177, 189, 237, 399, 413, 513, 531, 553, 711, 1121, 1197, 1239, 1501, 1593, 1659, 2133, 3363, 3591, 3717, 4503, 4661, 4977, 7847, 10089, 10507, 11151, 13509, 13983, 14931, 23541, 30267, 31521, 32627, 40527, 41949, 70623, 88559, 94563, 97881, 125847, 211869, 265677, 283689, 293643, 619913, 797031, 880929, 1859739, 2391093, 5579217, 16737651]

約数ペア:

[(1, 16737651), (3, 5579217), (7, 2391093), (9, 1859739), (19, 880929), (21, 797031), (27, 619913), (57, 293643), (59, 283689), (63, 265677), (79, 211869), (133, 125847), (171, 97881), (177, 94563), (189, 88559), (237, 70623), (399, 41949), (413, 40527), (513, 32627), (531, 31521), (553, 30267), (711, 23541), (1121, 14931), (1197, 13983), (1239, 13509), (1501, 11151), (1593, 10507), (1659, 10089), (2133, 7847), (3363, 4977), (3591, 4661), (3717, 4503)]