12520683

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 21893120

約数和(自身を除く): 9372437

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 2137, 5859, 6411, 14959, 19233, 44877, 57699, 66247, 134631, 198741, 403893, 463729, 596223, 1391187, 1788669, 4173561, 12520683]

約数ペア:

[(1, 12520683), (3, 4173561), (7, 1788669), (9, 1391187), (21, 596223), (27, 463729), (31, 403893), (63, 198741), (93, 134631), (189, 66247), (217, 57699), (279, 44877), (651, 19233), (837, 14959), (1953, 6411), (2137, 5859)]