31313191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5641}}^1$

素因数の和:5722

約数の個数: 16

約数和(自身を含む): 39178048

約数和(自身を除く): 7864857

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 5641, 39487, 73333, 344101, 513331, 2408707, 4473313, 31313191]

約数ペア:

[(1, 31313191), (7, 4473313), (13, 2408707), (61, 513331), (91, 344101), (427, 73333), (793, 39487), (5551, 5641)]