1721128384

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2225

約数の個数: 56

約数和(自身を含む): 3476183040

約数和(自身を除く): 1755054656

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 127, 214, 254, 428, 508, 856, 1016, 1712, 1979, 2032, 3424, 3958, 4064, 6848, 7916, 8128, 13589, 15832, 27178, 31664, 54356, 63328, 108712, 126656, 211753, 217424, 251333, 423506, 434848, 502666, 847012, 869696, 1005332, 1694024, 2010664, 3388048, 4021328, 6776096, 8042656, 13552192, 16085312, 26892631, 53785262, 107570524, 215141048, 430282096, 860564192, 1721128384]

約数ペア:

[(1, 1721128384), (2, 860564192), (4, 430282096), (8, 215141048), (16, 107570524), (32, 53785262), (64, 26892631), (107, 16085312), (127, 13552192), (214, 8042656), (254, 6776096), (428, 4021328), (508, 3388048), (856, 2010664), (1016, 1694024), (1712, 1005332), (1979, 869696), (2032, 847012), (3424, 502666), (3958, 434848), (4064, 423506), (6848, 251333), (7916, 217424), (8128, 211753), (13589, 126656), (15832, 108712), (27178, 63328), (31664, 54356)]