207916209

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{9319}}^1$

素因数の和:9429

約数の個数: 24

約数和(自身を含む): 313077440

約数和(自身を除く): 105161231

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 2479, 7437, 9319, 22311, 27957, 83871, 344803, 624373, 1034409, 1873119, 3103227, 5619357, 23101801, 69305403, 207916209]

約数ペア:

[(1, 207916209), (3, 69305403), (9, 23101801), (37, 5619357), (67, 3103227), (111, 1873119), (201, 1034409), (333, 624373), (603, 344803), (2479, 83871), (7437, 27957), (9319, 22311)]