30250121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 18

約数和(自身を含む): 34270110

約数和(自身を除く): 4019989

約数列:

[1, 11, 53, 89, 121, 583, 979, 2809, 4717, 6413, 10769, 30899, 51887, 250001, 339889, 570757, 2750011, 30250121]

約数ペア:

[(1, 30250121), (11, 2750011), (53, 570757), (89, 339889), (121, 250001), (583, 51887), (979, 30899), (2809, 10769), (4717, 6413)]