2540901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2132

約数の個数: 16

約数和(自身を含む): 3797568

約数和(自身を除く): 1256667

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 2081, 6243, 22891, 68673, 76997, 230991, 846967, 2540901]

約数ペア:

[(1, 2540901), (3, 846967), (11, 230991), (33, 76997), (37, 68673), (111, 22891), (407, 6243), (1221, 2081)]