31028517

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1627}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 48592544

約数和(自身を除く): 17564027

約数列:

[1, 3, 9, 13, 39, 117, 163, 489, 1467, 1627, 2119, 4881, 6357, 14643, 19071, 21151, 63453, 190359, 265201, 795603, 2386809, 3447613, 10342839, 31028517]

約数ペア:

[(1, 31028517), (3, 10342839), (9, 3447613), (13, 2386809), (39, 795603), (117, 265201), (163, 190359), (489, 63453), (1467, 21151), (1627, 19071), (2119, 14643), (4881, 6357)]