330891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 16

約数和(自身を含む): 496128

約数和(自身を除く): 165237

約数列:

[1, 3, 11, 33, 37, 111, 271, 407, 813, 1221, 2981, 8943, 10027, 30081, 110297, 330891]

約数ペア:

[(1, 330891), (3, 110297), (11, 30081), (33, 10027), (37, 8943), (111, 2981), (271, 1221), (407, 813)]