157738563

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 248339520

約数和(自身を除く): 90600957

約数列:

[1, 3, 9, 17, 27, 51, 153, 401, 459, 857, 1203, 2571, 3609, 6817, 7713, 10827, 14569, 20451, 23139, 43707, 61353, 131121, 184059, 343657, 393363, 1030971, 3092913, 5842169, 9278739, 17526507, 52579521, 157738563]

約数ペア:

[(1, 157738563), (3, 52579521), (9, 17526507), (17, 9278739), (27, 5842169), (51, 3092913), (153, 1030971), (401, 393363), (459, 343657), (857, 184059), (1203, 131121), (2571, 61353), (3609, 43707), (6817, 23139), (7713, 20451), (10827, 14569)]