291239739

素因数分解:

$3^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5563}}^1$

素因数の和:5856

約数の個数: 32

約数和(自身を含む): 494973440

約数和(自身を除く): 203733701

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 277, 831, 1939, 2493, 5563, 5817, 7479, 16689, 17451, 38941, 50067, 52353, 116823, 150201, 350469, 1051407, 1540951, 4622853, 10786657, 13868559, 32359971, 41605677, 97079913, 291239739]

約数ペア:

[(1, 291239739), (3, 97079913), (7, 41605677), (9, 32359971), (21, 13868559), (27, 10786657), (63, 4622853), (189, 1540951), (277, 1051407), (831, 350469), (1939, 150201), (2493, 116823), (5563, 52353), (5817, 50067), (7479, 38941), (16689, 17451)]