217286047

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1\times {\mathrm{761}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 240633504

約数和(自身を除く): 23347457

約数列:

[1, 11, 101, 257, 761, 1111, 2827, 8371, 25957, 76861, 195577, 285527, 845471, 2151347, 19753277, 217286047]

約数ペア:

[(1, 217286047), (11, 19753277), (101, 2151347), (257, 845471), (761, 285527), (1111, 195577), (2827, 76861), (8371, 25957)]