13898421

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41737}}^1$

素因数の和:41780

約数の個数: 12

約数和(自身を含む): 20618572

約数和(自身を除く): 6720151

約数列:

[1, 3, 9, 37, 111, 333, 41737, 125211, 375633, 1544269, 4632807, 13898421]

約数ペア:

[(1, 13898421), (3, 4632807), (9, 1544269), (37, 375633), (111, 125211), (333, 41737)]