217163903

素因数分解:

${\mathrm{11}}^2\times {\mathrm{811}}^1\times {\mathrm{2213}}^1$

素因数の和:3046

約数の個数: 12

約数和(自身を含む): 239103144

約数和(自身を除く): 21939241

約数列:

[1, 11, 121, 811, 2213, 8921, 24343, 98131, 267773, 1794743, 19742173, 217163903]

約数ペア:

[(1, 217163903), (11, 19742173), (121, 1794743), (811, 267773), (2213, 98131), (8921, 24343)]