1891085

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 2633472

約数和(自身を除く): 742387

約数列:

[1, 5, 7, 35, 71, 355, 497, 761, 2485, 3805, 5327, 26635, 54031, 270155, 378217, 1891085]

約数ペア:

[(1, 1891085), (5, 378217), (7, 270155), (35, 54031), (71, 26635), (355, 5327), (497, 3805), (761, 2485)]