61781787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{823}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 94265600

約数和(自身を除く): 32483813

約数列:

[1, 3, 9, 19, 57, 171, 439, 823, 1317, 2469, 3951, 7407, 8341, 15637, 25023, 46911, 75069, 140733, 361297, 1083891, 3251673, 6864643, 20593929, 61781787]

約数ペア:

[(1, 61781787), (3, 20593929), (9, 6864643), (19, 3251673), (57, 1083891), (171, 361297), (439, 140733), (823, 75069), (1317, 46911), (2469, 25023), (3951, 15637), (7407, 8341)]