217245184

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 80

約数和(自身を含む): 472969728

約数和(自身を除く): 255724544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 257, 416, 508, 512, 514, 832, 1016, 1028, 1651, 1664, 2032, 2056, 3302, 3328, 3341, 4064, 4112, 6604, 6656, 6682, 8128, 8224, 13208, 13364, 16256, 16448, 26416, 26728, 32512, 32639, 32896, 52832, 53456, 65024, 65278, 65792, 105664, 106912, 130556, 131584, 211328, 213824, 261112, 422656, 424307, 427648, 522224, 845312, 848614, 855296, 1044448, 1697228, 1710592, 2088896, 3394456, 4177792, 6788912, 8355584, 13577824, 16711168, 27155648, 54311296, 108622592, 217245184]

約数ペア:

[(1, 217245184), (2, 108622592), (4, 54311296), (8, 27155648), (13, 16711168), (16, 13577824), (26, 8355584), (32, 6788912), (52, 4177792), (64, 3394456), (104, 2088896), (127, 1710592), (128, 1697228), (208, 1044448), (254, 855296), (256, 848614), (257, 845312), (416, 522224), (508, 427648), (512, 424307), (514, 422656), (832, 261112), (1016, 213824), (1028, 211328), (1651, 131584), (1664, 130556), (2032, 106912), (2056, 105664), (3302, 65792), (3328, 65278), (3341, 65024), (4064, 53456), (4112, 52832), (6604, 32896), (6656, 32639), (6682, 32512), (8128, 26728), (8224, 26416), (13208, 16448), (13364, 16256)]