389700752

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{112241}}^1$

素因数の和:112287

約数の個数: 40

約数和(自身を含む): 890752512

約数和(自身を除く): 501051760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 112241, 224482, 448964, 785687, 897928, 1571374, 1795856, 3142748, 3479471, 6285496, 6958942, 12570992, 13917884, 24356297, 27835768, 48712594, 55671536, 97425188, 194850376, 389700752]

約数ペア:

[(1, 389700752), (2, 194850376), (4, 97425188), (7, 55671536), (8, 48712594), (14, 27835768), (16, 24356297), (28, 13917884), (31, 12570992), (56, 6958942), (62, 6285496), (112, 3479471), (124, 3142748), (217, 1795856), (248, 1571374), (434, 897928), (496, 785687), (868, 448964), (1736, 224482), (3472, 112241)]