68763261

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 117964800

約数和(自身を除く): 49201539

約数列:

[1, 3, 7, 19, 21, 23, 57, 59, 69, 127, 133, 161, 177, 381, 399, 413, 437, 483, 889, 1121, 1239, 1311, 1357, 2413, 2667, 2921, 3059, 3363, 4071, 7239, 7493, 7847, 8763, 9177, 9499, 16891, 20447, 22479, 23541, 25783, 28497, 50673, 52451, 55499, 61341, 77349, 142367, 157353, 166497, 172339, 180481, 388493, 427101, 517017, 541443, 996569, 1165479, 1206373, 2989707, 3274441, 3619119, 9823323, 22921087, 68763261]

約数ペア:

[(1, 68763261), (3, 22921087), (7, 9823323), (19, 3619119), (21, 3274441), (23, 2989707), (57, 1206373), (59, 1165479), (69, 996569), (127, 541443), (133, 517017), (161, 427101), (177, 388493), (381, 180481), (399, 172339), (413, 166497), (437, 157353), (483, 142367), (889, 77349), (1121, 61341), (1239, 55499), (1311, 52451), (1357, 50673), (2413, 28497), (2667, 25783), (2921, 23541), (3059, 22479), (3363, 20447), (4071, 16891), (7239, 9499), (7493, 9177), (7847, 8763)]