12460287

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 19713024

約数和(自身を除く): 7252737

約数列:

[1, 3, 7, 21, 61, 71, 137, 183, 213, 411, 427, 497, 959, 1281, 1491, 2877, 4331, 8357, 9727, 12993, 25071, 29181, 30317, 58499, 68089, 90951, 175497, 204267, 593347, 1780041, 4153429, 12460287]

約数ペア:

[(1, 12460287), (3, 4153429), (7, 1780041), (21, 593347), (61, 204267), (71, 175497), (137, 90951), (183, 68089), (213, 58499), (411, 30317), (427, 29181), (497, 25071), (959, 12993), (1281, 9727), (1491, 8357), (2877, 4331)]