11881779

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 19805184

約数和(自身を除く): 7923405

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 613, 923, 1491, 1839, 2769, 4291, 6461, 7969, 12873, 19383, 23907, 43523, 55783, 130569, 167349, 304661, 565799, 913983, 1697397, 3960593, 11881779]

約数ペア:

[(1, 11881779), (3, 3960593), (7, 1697397), (13, 913983), (21, 565799), (39, 304661), (71, 167349), (91, 130569), (213, 55783), (273, 43523), (497, 23907), (613, 19383), (923, 12873), (1491, 7969), (1839, 6461), (2769, 4291)]