1995003

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2043

約数の個数: 16

約数和(自身を含む): 3036960

約数和(自身を除く): 1041957

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1997, 5991, 17973, 53919, 73889, 221667, 665001, 1995003]

約数ペア:

[(1, 1995003), (3, 665001), (9, 221667), (27, 73889), (37, 53919), (111, 17973), (333, 5991), (999, 1997)]