205235569

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{757}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 261309888

約数和(自身を除く): 56074319

約数列:

[1, 7, 11, 49, 77, 503, 539, 757, 3521, 5299, 5533, 8327, 24647, 37093, 38731, 58289, 271117, 380771, 408023, 2665397, 4188481, 18657779, 29319367, 205235569]

約数ペア:

[(1, 205235569), (7, 29319367), (11, 18657779), (49, 4188481), (77, 2665397), (503, 408023), (539, 380771), (757, 271117), (3521, 58289), (5299, 38731), (5533, 37093), (8327, 24647)]