218566139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{1153}}^1$

素因数の和:2090

約数の個数: 16

約数和(自身を含む): 251479680

約数和(自身を除く): 32913541

約数列:

[1, 11, 19, 209, 907, 1153, 9977, 12683, 17233, 21907, 189563, 240977, 1045771, 11503481, 19869649, 218566139]

約数ペア:

[(1, 218566139), (11, 19869649), (19, 11503481), (209, 1045771), (907, 240977), (1153, 189563), (9977, 21907), (12683, 17233)]