2491107

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 3517440

約数和(自身を除く): 1026333

約数列:

[1, 3, 23, 69, 79, 237, 457, 1371, 1817, 5451, 10511, 31533, 36103, 108309, 830369, 2491107]

約数ペア:

[(1, 2491107), (3, 830369), (23, 108309), (69, 36103), (79, 31533), (237, 10511), (457, 5451), (1371, 1817)]