249746168

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 555448320

約数和(自身を除く): 305702152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 293, 434, 491, 586, 868, 982, 1172, 1736, 1964, 2051, 2344, 3437, 3928, 4102, 6874, 8204, 9083, 13748, 15221, 16408, 18166, 27496, 30442, 36332, 60884, 63581, 72664, 106547, 121768, 127162, 143863, 213094, 254324, 287726, 426188, 508648, 575452, 852376, 1007041, 1150904, 2014082, 4028164, 4459753, 8056328, 8919506, 17839012, 31218271, 35678024, 62436542, 124873084, 249746168]

約数ペア:

[(1, 249746168), (2, 124873084), (4, 62436542), (7, 35678024), (8, 31218271), (14, 17839012), (28, 8919506), (31, 8056328), (56, 4459753), (62, 4028164), (124, 2014082), (217, 1150904), (248, 1007041), (293, 852376), (434, 575452), (491, 508648), (586, 426188), (868, 287726), (982, 254324), (1172, 213094), (1736, 143863), (1964, 127162), (2051, 121768), (2344, 106547), (3437, 72664), (3928, 63581), (4102, 60884), (6874, 36332), (8204, 30442), (9083, 27496), (13748, 18166), (15221, 16408)]