191061

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 314496

約数和(自身を除く): 123435

約数列:

[1, 3, 9, 13, 23, 39, 69, 71, 117, 207, 213, 299, 639, 897, 923, 1633, 2691, 2769, 4899, 8307, 14697, 21229, 63687, 191061]

約数ペア:

[(1, 191061), (3, 63687), (9, 21229), (13, 14697), (23, 8307), (39, 4899), (69, 2769), (71, 2691), (117, 1633), (207, 923), (213, 897), (299, 639)]