72271991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{5861}}^1$

素因数の和:5950

約数の個数: 16

約数和(自身を含む): 84412800

約数和(自身を除く): 12140809

約数列:

[1, 11, 19, 59, 209, 649, 1121, 5861, 12331, 64471, 111359, 345799, 1224949, 3803789, 6570181, 72271991]

約数ペア:

[(1, 72271991), (11, 6570181), (19, 3803789), (59, 1224949), (209, 345799), (649, 111359), (1121, 64471), (5861, 12331)]