291212757

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{267413}}^1$

素因数の和:267441

約数の個数: 18

約数和(自身を含む): 462358806

約数和(自身を除く): 171146049

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 267413, 802239, 2406717, 2941543, 8824629, 26473887, 32356973, 97070919, 291212757]

約数ペア:

[(1, 291212757), (3, 97070919), (9, 32356973), (11, 26473887), (33, 8824629), (99, 2941543), (121, 2406717), (363, 802239), (1089, 267413)]