208031181

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 295228800

約数和(自身を除く): 87197619

約数列:

[1, 3, 29, 67, 87, 89, 201, 267, 401, 1203, 1943, 2581, 5829, 5963, 7743, 11629, 17889, 26867, 34887, 35689, 80601, 107067, 172927, 518781, 779143, 1034981, 2337429, 2391163, 3104943, 7173489, 69343727, 208031181]

約数ペア:

[(1, 208031181), (3, 69343727), (29, 7173489), (67, 3104943), (87, 2391163), (89, 2337429), (201, 1034981), (267, 779143), (401, 518781), (1203, 172927), (1943, 107067), (2581, 80601), (5829, 35689), (5963, 34887), (7743, 26867), (11629, 17889)]