218241331

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1\times {\mathrm{1861}}^1$

素因数の和:3402

約数の個数: 16

約数和(自身を含む): 272418048

約数和(自身を除く): 54176717

約数列:

[1, 7, 11, 77, 1523, 1861, 10661, 13027, 16753, 20471, 117271, 143297, 2834303, 19840121, 31177333, 218241331]

約数ペア:

[(1, 218241331), (7, 31177333), (11, 19840121), (77, 2834303), (1523, 143297), (1861, 117271), (10661, 20471), (13027, 16753)]