1216249111

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1217}}^1\times {\mathrm{12979}}^1$

素因数の和:14214

約数の個数: 16

約数和(自身を含む): 1517725440

約数和(自身を除く): 301476329

約数列:

[1, 7, 11, 77, 1217, 8519, 12979, 13387, 90853, 93709, 142769, 999383, 15795443, 110568101, 173749873, 1216249111]

約数ペア:

[(1, 1216249111), (7, 173749873), (11, 110568101), (77, 15795443), (1217, 999383), (8519, 142769), (12979, 93709), (13387, 90853)]