12815121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12527}}^1$

素因数の和:12572

約数の個数: 16

約数和(自身を含む): 19243008

約数和(自身を除く): 6427887

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 12527, 37581, 137797, 388337, 413391, 1165011, 4271707, 12815121]

約数ペア:

[(1, 12815121), (3, 4271707), (11, 1165011), (31, 413391), (33, 388337), (93, 137797), (341, 37581), (1023, 12527)]