331333639

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8527}}^1$

素因数の和:8615

約数の個数: 24

約数和(自身を含む): 421931328

約数和(自身を除く): 90597689

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 5551, 8527, 38857, 59689, 110851, 417823, 520147, 775957, 3641029, 5431699, 6761911, 25487203, 47333377, 331333639]

約数ペア:

[(1, 331333639), (7, 47333377), (13, 25487203), (49, 6761911), (61, 5431699), (91, 3641029), (427, 775957), (637, 520147), (793, 417823), (2989, 110851), (5551, 59689), (8527, 38857)]