3993891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3271}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 5968128

約数和(自身を除く): 1974237

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 3271, 9813, 35981, 107943, 121027, 363081, 1331297, 3993891]

約数ペア:

[(1, 3993891), (3, 1331297), (11, 363081), (33, 121027), (37, 107943), (111, 35981), (407, 9813), (1221, 3271)]