201211857

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32261}}^1$

素因数の和:32291

約数の個数: 40

約数和(自身を含む): 374755392

約数和(自身を除く): 173543535

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 32261, 96783, 225827, 290349, 354871, 677481, 871047, 1064613, 2032443, 2484097, 2613141, 3193839, 6097329, 7452291, 9581517, 18291987, 22356873, 28744551, 67070619, 201211857]

約数ペア:

[(1, 201211857), (3, 67070619), (7, 28744551), (9, 22356873), (11, 18291987), (21, 9581517), (27, 7452291), (33, 6097329), (63, 3193839), (77, 2613141), (81, 2484097), (99, 2032443), (189, 1064613), (231, 871047), (297, 677481), (567, 354871), (693, 290349), (891, 225827), (2079, 96783), (6237, 32261)]