208804013

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 246141504

約数和(自身を除く): 37337491

約数列:

[1, 11, 17, 83, 121, 187, 913, 1223, 1411, 2057, 10043, 13453, 15521, 20791, 101509, 147983, 170731, 228701, 1116599, 1725653, 2515711, 12282589, 18982183, 208804013]

約数ペア:

[(1, 208804013), (11, 18982183), (17, 12282589), (83, 2515711), (121, 1725653), (187, 1116599), (913, 228701), (1223, 170731), (1411, 147983), (2057, 101509), (10043, 20791), (13453, 15521)]