1601995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 2083968

約数和(自身を除く): 481973

約数列:

[1, 5, 17, 47, 85, 235, 401, 799, 2005, 3995, 6817, 18847, 34085, 94235, 320399, 1601995]

約数ペア:

[(1, 1601995), (5, 320399), (17, 94235), (47, 34085), (85, 18847), (235, 6817), (401, 3995), (799, 2005)]