257112855

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 457760160

約数和(自身を除く): 200647305

約数列:

[1, 3, 5, 9, 15, 45, 59, 113, 177, 295, 339, 531, 565, 857, 885, 1017, 1695, 2571, 2655, 4285, 5085, 6667, 7713, 12855, 20001, 33335, 38565, 50563, 60003, 96841, 100005, 151689, 252815, 290523, 300015, 455067, 484205, 758445, 871569, 1452615, 2275335, 4357845, 5713619, 17140857, 28568095, 51422571, 85704285, 257112855]

約数ペア:

[(1, 257112855), (3, 85704285), (5, 51422571), (9, 28568095), (15, 17140857), (45, 5713619), (59, 4357845), (113, 2275335), (177, 1452615), (295, 871569), (339, 758445), (531, 484205), (565, 455067), (857, 300015), (885, 290523), (1017, 252815), (1695, 151689), (2571, 100005), (2655, 96841), (4285, 60003), (5085, 50563), (6667, 38565), (7713, 33335), (12855, 20001)]