205122043

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 257354240

約数和(自身を除く): 52232197

約数列:

[1, 7, 19, 37, 73, 133, 259, 511, 571, 703, 1387, 2701, 3997, 4921, 9709, 10849, 18907, 21127, 41683, 51319, 75943, 147889, 291781, 359233, 401413, 791977, 1542271, 2809891, 5543839, 10795897, 29303149, 205122043]

約数ペア:

[(1, 205122043), (7, 29303149), (19, 10795897), (37, 5543839), (73, 2809891), (133, 1542271), (259, 791977), (511, 401413), (571, 359233), (703, 291781), (1387, 147889), (2701, 75943), (3997, 51319), (4921, 41683), (9709, 21127), (10849, 18907)]