7785891

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 12149280

約数和(自身を除く): 4363389

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 1297, 2001, 3891, 6003, 11673, 29831, 37613, 89493, 112839, 268479, 338517, 865099, 2595297, 7785891]

約数ペア:

[(1, 7785891), (3, 2595297), (9, 865099), (23, 338517), (29, 268479), (69, 112839), (87, 89493), (207, 37613), (261, 29831), (667, 11673), (1297, 6003), (2001, 3891)]