201211575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{157813}}^1$

素因数の和:157843

約数の個数: 24

約数和(自身を含む): 352240848

約数和(自身を除く): 151029273

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 157813, 473439, 789065, 2367195, 2682821, 3945325, 8048463, 11835975, 13414105, 40242315, 67070525, 201211575]

約数ペア:

[(1, 201211575), (3, 67070525), (5, 40242315), (15, 13414105), (17, 11835975), (25, 8048463), (51, 3945325), (75, 2682821), (85, 2367195), (255, 789065), (425, 473439), (1275, 157813)]