1026305

素因数分解:

$5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 1477440

約数和(自身を除く): 451135

約数列:

[1, 5, 7, 35, 49, 59, 71, 245, 295, 355, 413, 497, 2065, 2485, 2891, 3479, 4189, 14455, 17395, 20945, 29323, 146615, 205261, 1026305]

約数ペア:

[(1, 1026305), (5, 205261), (7, 146615), (35, 29323), (49, 20945), (59, 17395), (71, 14455), (245, 4189), (295, 3479), (355, 2891), (413, 2485), (497, 2065)]