1985643

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 3234816

約数和(自身を除く): 1249173

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 647, 1023, 1941, 3069, 5823, 7117, 20057, 21351, 60171, 64053, 180513, 220627, 661881, 1985643]

約数ペア:

[(1, 1985643), (3, 661881), (9, 220627), (11, 180513), (31, 64053), (33, 60171), (93, 21351), (99, 20057), (279, 7117), (341, 5823), (647, 3069), (1023, 1941)]