257908088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{6701}}^1$

素因数の和:7007

約数の個数: 32

約数和(自身を含む): 513909360

約数和(自身を除く): 256001272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 283, 566, 1132, 2264, 4811, 6701, 9622, 13402, 19244, 26804, 38488, 53608, 113917, 227834, 455668, 911336, 1896383, 3792766, 7585532, 15171064, 32238511, 64477022, 128954044, 257908088]

約数ペア:

[(1, 257908088), (2, 128954044), (4, 64477022), (8, 32238511), (17, 15171064), (34, 7585532), (68, 3792766), (136, 1896383), (283, 911336), (566, 455668), (1132, 227834), (2264, 113917), (4811, 53608), (6701, 38488), (9622, 26804), (13402, 19244)]