1917993

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 3511296

約数和(自身を除く): 1593303

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 77, 133, 161, 209, 231, 253, 361, 399, 437, 483, 627, 759, 1083, 1311, 1463, 1771, 2527, 3059, 3971, 4389, 4807, 5313, 7581, 8303, 9177, 11913, 14421, 24909, 27797, 33649, 58121, 83391, 91333, 100947, 174363, 273999, 639331, 1917993]

約数ペア:

[(1, 1917993), (3, 639331), (7, 273999), (11, 174363), (19, 100947), (21, 91333), (23, 83391), (33, 58121), (57, 33649), (69, 27797), (77, 24909), (133, 14421), (161, 11913), (209, 9177), (231, 8303), (253, 7581), (361, 5313), (399, 4807), (437, 4389), (483, 3971), (627, 3059), (759, 2527), (1083, 1771), (1311, 1463)]