219314529

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{12301}}^1$

素因数の和:12597

約数の個数: 24

約数和(自身を含む): 363351872

約数和(自身を除く): 144037343

約数列:

[1, 3, 7, 9, 21, 63, 283, 849, 1981, 2547, 5943, 12301, 17829, 36903, 86107, 110709, 258321, 774963, 3481183, 10443549, 24368281, 31330647, 73104843, 219314529]

約数ペア:

[(1, 219314529), (3, 73104843), (7, 31330647), (9, 24368281), (21, 10443549), (63, 3481183), (283, 774963), (849, 258321), (1981, 110709), (2547, 86107), (5943, 36903), (12301, 17829)]