7745319

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 12939264

約数和(自身を除く): 5193945

約数列:

[1, 3, 9, 17, 23, 31, 51, 69, 71, 93, 153, 207, 213, 279, 391, 527, 639, 713, 1173, 1207, 1581, 1633, 2139, 2201, 3519, 3621, 4743, 4899, 6417, 6603, 10863, 12121, 14697, 19809, 27761, 36363, 37417, 50623, 83283, 109089, 112251, 151869, 249849, 336753, 455607, 860591, 2581773, 7745319]

約数ペア:

[(1, 7745319), (3, 2581773), (9, 860591), (17, 455607), (23, 336753), (31, 249849), (51, 151869), (69, 112251), (71, 109089), (93, 83283), (153, 50623), (207, 37417), (213, 36363), (279, 27761), (391, 19809), (527, 14697), (639, 12121), (713, 10863), (1173, 6603), (1207, 6417), (1581, 4899), (1633, 4743), (2139, 3621), (2201, 3519)]