1264025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 1857024

約数和(自身を除く): 592999

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 233, 775, 1085, 1165, 1631, 5425, 5825, 7223, 8155, 36115, 40775, 50561, 180575, 252805, 1264025]

約数ペア:

[(1, 1264025), (5, 252805), (7, 180575), (25, 50561), (31, 40775), (35, 36115), (155, 8155), (175, 7223), (217, 5825), (233, 5425), (775, 1631), (1085, 1165)]