2908444

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 6894720

約数和(自身を除く): 3986276

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 71, 76, 77, 98, 133, 142, 154, 196, 209, 266, 284, 308, 418, 497, 532, 539, 781, 836, 931, 994, 1078, 1349, 1463, 1562, 1862, 1988, 2156, 2698, 2926, 3124, 3479, 3724, 5396, 5467, 5852, 6958, 9443, 10241, 10934, 13916, 14839, 18886, 20482, 21868, 29678, 37772, 38269, 40964, 59356, 66101, 76538, 103873, 132202, 153076, 207746, 264404, 415492, 727111, 1454222, 2908444]

約数ペア:

[(1, 2908444), (2, 1454222), (4, 727111), (7, 415492), (11, 264404), (14, 207746), (19, 153076), (22, 132202), (28, 103873), (38, 76538), (44, 66101), (49, 59356), (71, 40964), (76, 38269), (77, 37772), (98, 29678), (133, 21868), (142, 20482), (154, 18886), (196, 14839), (209, 13916), (266, 10934), (284, 10241), (308, 9443), (418, 6958), (497, 5852), (532, 5467), (539, 5396), (781, 3724), (836, 3479), (931, 3124), (994, 2926), (1078, 2698), (1349, 2156), (1463, 1988), (1562, 1862)]