17779619

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 21450240

約数和(自身を除く): 3670621

約数列:

[1, 11, 13, 89, 121, 127, 143, 979, 1157, 1397, 1573, 1651, 10769, 11303, 12727, 15367, 18161, 124333, 139997, 146939, 199771, 1367663, 1616329, 17779619]

約数ペア:

[(1, 17779619), (11, 1616329), (13, 1367663), (89, 199771), (121, 146939), (127, 139997), (143, 124333), (979, 18161), (1157, 15367), (1397, 12727), (1573, 11303), (1651, 10769)]