171551854

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 269660160

約数和(自身を除く): 98108306

約数列:

[1, 2, 43, 86, 113, 127, 139, 226, 254, 278, 4859, 5461, 5977, 9718, 10922, 11954, 14351, 15707, 17653, 28702, 31414, 35306, 617093, 675401, 759079, 1234186, 1350802, 1518158, 1994789, 3989578, 85775927, 171551854]

約数ペア:

[(1, 171551854), (2, 85775927), (43, 3989578), (86, 1994789), (113, 1518158), (127, 1350802), (139, 1234186), (226, 759079), (254, 675401), (278, 617093), (4859, 35306), (5461, 31414), (5977, 28702), (9718, 17653), (10922, 15707), (11954, 14351)]