3947174

素因数分解:

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

素因数の和:129

約数の個数: 48

約数和(自身を含む): 7900416

約数和(自身を除く): 3953242

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 71, 77, 133, 142, 154, 209, 266, 361, 418, 497, 722, 781, 994, 1349, 1463, 1562, 2527, 2698, 2926, 3971, 5054, 5467, 7942, 9443, 10934, 14839, 18886, 25631, 27797, 29678, 51262, 55594, 103873, 179417, 207746, 281941, 358834, 563882, 1973587, 3947174]

約数ペア:

[(1, 3947174), (2, 1973587), (7, 563882), (11, 358834), (14, 281941), (19, 207746), (22, 179417), (38, 103873), (71, 55594), (77, 51262), (133, 29678), (142, 27797), (154, 25631), (209, 18886), (266, 14839), (361, 10934), (418, 9443), (497, 7942), (722, 5467), (781, 5054), (994, 3971), (1349, 2926), (1463, 2698), (1562, 2527)]