71347689

素因数分解:

$3^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1663}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 121405440

約数和(自身を除く): 50057751

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 227, 681, 1589, 1663, 2043, 4767, 4989, 6129, 11641, 14301, 14967, 34923, 42903, 44901, 104769, 314307, 377501, 1132503, 2642507, 3397509, 7927521, 10192527, 23782563, 71347689]

約数ペア:

[(1, 71347689), (3, 23782563), (7, 10192527), (9, 7927521), (21, 3397509), (27, 2642507), (63, 1132503), (189, 377501), (227, 314307), (681, 104769), (1589, 44901), (1663, 42903), (2043, 34923), (4767, 14967), (4989, 14301), (6129, 11641)]