12730641

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7873}}^1$

素因数の和:7901

約数の個数: 24

約数和(自身を含む): 21543264

約数和(自身を除く): 8812623

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 7873, 23619, 55111, 86603, 165333, 259809, 385777, 606221, 1157331, 1818663, 4243547, 12730641]

約数ペア:

[(1, 12730641), (3, 4243547), (7, 1818663), (11, 1157331), (21, 606221), (33, 385777), (49, 259809), (77, 165333), (147, 86603), (231, 55111), (539, 23619), (1617, 7873)]