2028081

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 3072832

約数和(自身を除く): 1044751

約数列:

[1, 3, 11, 33, 37, 111, 121, 151, 363, 407, 453, 1221, 1661, 4477, 4983, 5587, 13431, 16761, 18271, 54813, 61457, 184371, 676027, 2028081]

約数ペア:

[(1, 2028081), (3, 676027), (11, 184371), (33, 61457), (37, 54813), (111, 18271), (121, 16761), (151, 13431), (363, 5587), (407, 4983), (453, 4477), (1221, 1661)]