123201001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{7583}}^1$

素因数の和:7812

約数の個数: 16

約数和(自身を含む): 154349568

約数和(自身を除く): 31148567

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 7583, 16247, 53081, 83413, 583891, 1600013, 11200091, 17600143, 123201001]

約数ペア:

[(1, 123201001), (7, 17600143), (11, 11200091), (77, 1600013), (211, 583891), (1477, 83413), (2321, 53081), (7583, 16247)]