1331503497

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{20297}}^1$

素因数の和:20537

約数の個数: 24

約数和(自身を含む): 1985387976

約数和(自身を除く): 653884479

約数列:

[1, 3, 9, 37, 111, 197, 333, 591, 1773, 7289, 20297, 21867, 60891, 65601, 182673, 750989, 2252967, 3998509, 6758901, 11995527, 35986581, 147944833, 443834499, 1331503497]

約数ペア:

[(1, 1331503497), (3, 443834499), (9, 147944833), (37, 35986581), (111, 11995527), (197, 6758901), (333, 3998509), (591, 2252967), (1773, 750989), (7289, 182673), (20297, 65601), (21867, 60891)]