257989416

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{632327}}^1$

素因数の和:632353

約数の個数: 32

約数和(自身を含む): 682914240

約数和(自身を除く): 424924824

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 632327, 1264654, 1896981, 2529308, 3793962, 5058616, 7587924, 10749559, 15175848, 21499118, 32248677, 42998236, 64497354, 85996472, 128994708, 257989416]

約数ペア:

[(1, 257989416), (2, 128994708), (3, 85996472), (4, 64497354), (6, 42998236), (8, 32248677), (12, 21499118), (17, 15175848), (24, 10749559), (34, 7587924), (51, 5058616), (68, 3793962), (102, 2529308), (136, 1896981), (204, 1264654), (408, 632327)]