31723989

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 49279104

約数和(自身を除く): 17555115

約数列:

[1, 3, 11, 17, 33, 51, 187, 193, 293, 561, 579, 879, 2123, 3223, 3281, 4981, 6369, 9669, 9843, 14943, 36091, 54791, 56549, 108273, 164373, 169647, 622039, 961333, 1866117, 2883999, 10574663, 31723989]

約数ペア:

[(1, 31723989), (3, 10574663), (11, 2883999), (17, 1866117), (33, 961333), (51, 622039), (187, 169647), (193, 164373), (293, 108273), (561, 56549), (579, 54791), (879, 36091), (2123, 14943), (3223, 9843), (3281, 9669), (4981, 6369)]