79971489

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3302

約数の個数: 32

約数和(自身を含む): 129427200

約数和(自身を除く): 49455711

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2769, 3209, 8307, 9627, 24921, 28881, 41717, 86643, 125151, 227839, 375453, 683517, 1126359, 2050551, 2961907, 6151653, 8885721, 26657163, 79971489]

約数ペア:

[(1, 79971489), (3, 26657163), (9, 8885721), (13, 6151653), (27, 2961907), (39, 2050551), (71, 1126359), (117, 683517), (213, 375453), (351, 227839), (639, 125151), (923, 86643), (1917, 41717), (2769, 28881), (3209, 24921), (8307, 9627)]