7986517

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 10782720

約数和(自身を除く): 2796203

約数列:

[1, 7, 11, 19, 53, 77, 103, 133, 209, 371, 583, 721, 1007, 1133, 1463, 1957, 4081, 5459, 7049, 7931, 11077, 13699, 21527, 38213, 60049, 77539, 103721, 150689, 420343, 726047, 1140931, 7986517]

約数ペア:

[(1, 7986517), (7, 1140931), (11, 726047), (19, 420343), (53, 150689), (77, 103721), (103, 77539), (133, 60049), (209, 38213), (371, 21527), (583, 13699), (721, 11077), (1007, 7931), (1133, 7049), (1463, 5459), (1957, 4081)]