201990512943

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{2339}}^1\times {\mathrm{188143}}^1$

素因数の和:190508

約数の個数: 32

約数和(自身を含む): 316985011200

約数和(自身を除く): 114994498257

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 2339, 7017, 21051, 39763, 63153, 119289, 188143, 357867, 564429, 1073601, 1693287, 3198431, 5079861, 9595293, 28785879, 86357637, 440066477, 1320199431, 3960598293, 7481130109, 11881794879, 22443390327, 67330170981, 201990512943]

約数ペア:

[(1, 201990512943), (3, 67330170981), (9, 22443390327), (17, 11881794879), (27, 7481130109), (51, 3960598293), (153, 1320199431), (459, 440066477), (2339, 86357637), (7017, 28785879), (21051, 9595293), (39763, 5079861), (63153, 3198431), (119289, 1693287), (188143, 1073601), (357867, 564429)]