3991689

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 6286280

約数和(自身を除く): 2294591

約数列:

[1, 3, 9, 13, 39, 109, 117, 313, 327, 939, 981, 1417, 2817, 4069, 4251, 12207, 12753, 34117, 36621, 102351, 307053, 443521, 1330563, 3991689]

約数ペア:

[(1, 3991689), (3, 1330563), (9, 443521), (13, 307053), (39, 102351), (109, 36621), (117, 34117), (313, 12753), (327, 12207), (939, 4251), (981, 4069), (1417, 2817)]