128045156409

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{2221}}^1\times {\mathrm{220889}}^1$

素因数の和:223145

約数の個数: 24

約数和(自身を含む): 191418856200

約数和(自身を除く): 63373699791

約数列:

[1, 3, 9, 29, 87, 261, 2221, 6663, 19989, 64409, 193227, 220889, 579681, 662667, 1988001, 6405781, 19217343, 57652029, 490594469, 1471783407, 4415350221, 14227239601, 42681718803, 128045156409]

約数ペア:

[(1, 128045156409), (3, 42681718803), (9, 14227239601), (29, 4415350221), (87, 1471783407), (261, 490594469), (2221, 57652029), (6663, 19217343), (19989, 6405781), (64409, 1988001), (193227, 662667), (220889, 579681)]