889331331

素因数分解:

$3^1\times 7^2\times {\mathrm{823}}^1\times {\mathrm{7351}}^1$

素因数の和:8191

約数の個数: 24

約数和(自身を含む): 1381234944

約数和(自身を除く): 491903613

約数列:

[1, 3, 7, 21, 49, 147, 823, 2469, 5761, 7351, 17283, 22053, 40327, 51457, 120981, 154371, 360199, 1080597, 6049873, 18149619, 42349111, 127047333, 296443777, 889331331]

約数ペア:

[(1, 889331331), (3, 296443777), (7, 127047333), (21, 42349111), (49, 18149619), (147, 6049873), (823, 1080597), (2469, 360199), (5761, 154371), (7351, 120981), (17283, 51457), (22053, 40327)]