12156265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 16317504

約数和(自身を除く): 4161239

約数列:

[1, 5, 11, 55, 71, 121, 283, 355, 605, 781, 1415, 3113, 3905, 8591, 15565, 20093, 34243, 42955, 100465, 171215, 221023, 1105115, 2431253, 12156265]

約数ペア:

[(1, 12156265), (5, 2431253), (11, 1105115), (55, 221023), (71, 171215), (121, 100465), (283, 42955), (355, 34243), (605, 20093), (781, 15565), (1415, 8591), (3113, 3905)]