222777109

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1061}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 241116480

約数和(自身を除く): 18339371

約数列:

[1, 19, 43, 257, 817, 1061, 4883, 11051, 20159, 45623, 209969, 272677, 866837, 5180863, 11725111, 222777109]

約数ペア:

[(1, 222777109), (19, 11725111), (43, 5180863), (257, 866837), (817, 272677), (1061, 209969), (4883, 45623), (11051, 20159)]