2891799407

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{677}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 3539745792

約数和(自身を除く): 647946385

約数列:

[1, 7, 23, 43, 161, 301, 617, 677, 989, 4319, 4739, 6923, 14191, 15571, 26531, 29111, 99337, 108997, 185717, 203777, 417709, 610213, 669553, 2923963, 4271491, 4686871, 9607307, 17961487, 67251149, 125730409, 413114201, 2891799407]

約数ペア:

[(1, 2891799407), (7, 413114201), (23, 125730409), (43, 67251149), (161, 17961487), (301, 9607307), (617, 4686871), (677, 4271491), (989, 2923963), (4319, 669553), (4739, 610213), (6923, 417709), (14191, 203777), (15571, 185717), (26531, 108997), (29111, 99337)]