2001315

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 3236256

約数和(自身を除く): 1234941

約数列:

[1, 3, 5, 15, 101, 303, 505, 1321, 1515, 3963, 6605, 19815, 133421, 400263, 667105, 2001315]

約数ペア:

[(1, 2001315), (3, 667105), (5, 400263), (15, 133421), (101, 19815), (303, 6605), (505, 3963), (1321, 1515)]