777271248

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{138403}}^1$

素因数の和:138433

約数の個数: 80

約数和(自身を含む): 2402693440

約数和(自身を除く): 1625422192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 138403, 276806, 415209, 553612, 830418, 1107224, 1245627, 1660836, 1799239, 2214448, 2491254, 3321672, 3598478, 3736881, 4982508, 5397717, 6643344, 7196956, 7473762, 9965016, 10795434, 14393912, 14947524, 16193151, 19930032, 21590868, 28787824, 29895048, 32386302, 43181736, 48579453, 59790096, 64772604, 86363472, 97158906, 129545208, 194317812, 259090416, 388635624, 777271248]

約数ペア:

[(1, 777271248), (2, 388635624), (3, 259090416), (4, 194317812), (6, 129545208), (8, 97158906), (9, 86363472), (12, 64772604), (13, 59790096), (16, 48579453), (18, 43181736), (24, 32386302), (26, 29895048), (27, 28787824), (36, 21590868), (39, 19930032), (48, 16193151), (52, 14947524), (54, 14393912), (72, 10795434), (78, 9965016), (104, 7473762), (108, 7196956), (117, 6643344), (144, 5397717), (156, 4982508), (208, 3736881), (216, 3598478), (234, 3321672), (312, 2491254), (351, 2214448), (432, 1799239), (468, 1660836), (624, 1245627), (702, 1107224), (936, 830418), (1404, 553612), (1872, 415209), (2808, 276806), (5616, 138403)]