1915191

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:895

約数の個数: 16

約数和(自身を含む): 2872800

約数和(自身を除く): 957609

約数列:

[1, 3, 9, 27, 89, 267, 797, 801, 2391, 2403, 7173, 21519, 70933, 212799, 638397, 1915191]

約数ペア:

[(1, 1915191), (3, 638397), (9, 212799), (27, 70933), (89, 21519), (267, 7173), (797, 2403), (801, 2391)]