1938201419

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1423}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 2604211200

約数和(自身を除く): 666009781

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 343, 361, 539, 931, 1423, 1463, 2527, 3773, 3971, 6517, 9961, 10241, 15653, 17689, 27037, 27797, 69727, 71687, 109571, 123823, 189259, 194579, 297407, 488089, 513703, 766997, 1324813, 1362053, 2081849, 3595921, 5368979, 5650733, 9273691, 14572943, 25171447, 39555131, 102010601, 176200129, 276885917, 1938201419]

約数ペア:

[(1, 1938201419), (7, 276885917), (11, 176200129), (19, 102010601), (49, 39555131), (77, 25171447), (133, 14572943), (209, 9273691), (343, 5650733), (361, 5368979), (539, 3595921), (931, 2081849), (1423, 1362053), (1463, 1324813), (2527, 766997), (3773, 513703), (3971, 488089), (6517, 297407), (9961, 194579), (10241, 189259), (15653, 123823), (17689, 109571), (27037, 71687), (27797, 69727)]