1248651309

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{19889}}^1$

素因数の和:21140

約数の個数: 16

約数和(自身を含む): 1764322560

約数和(自身を除く): 515671251

約数列:

[1, 3, 17, 51, 1231, 3693, 19889, 20927, 59667, 62781, 338113, 1014339, 24483359, 73450077, 416217103, 1248651309]

約数ペア:

[(1, 1248651309), (3, 416217103), (17, 73450077), (51, 24483359), (1231, 1014339), (3693, 338113), (19889, 62781), (20927, 59667)]