987573717

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{66463}}^1$

素因数の和:66609

約数の個数: 24

約数和(自身を含む): 1548345344

約数和(自身を除く): 560771627

約数列:

[1, 3, 9, 13, 39, 117, 127, 381, 1143, 1651, 4953, 14859, 66463, 199389, 598167, 864019, 2592057, 7776171, 8440801, 25322403, 75967209, 109730413, 329191239, 987573717]

約数ペア:

[(1, 987573717), (3, 329191239), (9, 109730413), (13, 75967209), (39, 25322403), (117, 8440801), (127, 7776171), (381, 2592057), (1143, 864019), (1651, 598167), (4953, 199389), (14859, 66463)]