290311312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4153}}^1$

素因数の和:4435

約数の個数: 40

約数和(自身を含む): 598026456

約数和(自身を除く): 307715144

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 257, 272, 514, 1028, 2056, 4112, 4153, 4369, 8306, 8738, 16612, 17476, 33224, 34952, 66448, 69904, 70601, 141202, 282404, 564808, 1067321, 1129616, 2134642, 4269284, 8538568, 17077136, 18144457, 36288914, 72577828, 145155656, 290311312]

約数ペア:

[(1, 290311312), (2, 145155656), (4, 72577828), (8, 36288914), (16, 18144457), (17, 17077136), (34, 8538568), (68, 4269284), (136, 2134642), (257, 1129616), (272, 1067321), (514, 564808), (1028, 282404), (2056, 141202), (4112, 70601), (4153, 69904), (4369, 66448), (8306, 34952), (8738, 33224), (16612, 17476)]