257367064

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{1171}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 490271040

約数和(自身を除く): 232903976

約数列:

[1, 2, 4, 8, 83, 166, 331, 332, 662, 664, 1171, 1324, 2342, 2648, 4684, 9368, 27473, 54946, 97193, 109892, 194386, 219784, 387601, 388772, 775202, 777544, 1550404, 3100808, 32170883, 64341766, 128683532, 257367064]

約数ペア:

[(1, 257367064), (2, 128683532), (4, 64341766), (8, 32170883), (83, 3100808), (166, 1550404), (331, 777544), (332, 775202), (662, 388772), (664, 387601), (1171, 219784), (1324, 194386), (2342, 109892), (2648, 97193), (4684, 54946), (9368, 27473)]