211058771

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{25147}}^1$

素因数の和:25274

約数の個数: 16

約数和(自身を含む): 265562880

約数和(自身を除く): 54504109

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 25147, 176029, 276617, 1936319, 2741023, 19187161, 30151253, 211058771]

約数ペア:

[(1, 211058771), (7, 30151253), (11, 19187161), (77, 2741023), (109, 1936319), (763, 276617), (1199, 176029), (8393, 25147)]