209749136

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1191

約数の個数: 40

約数和(自身を含む): 413783040

約数和(自身を除く): 204033904

約数列:

[1, 2, 4, 8, 16, 109, 127, 218, 254, 436, 508, 872, 947, 1016, 1744, 1894, 2032, 3788, 7576, 13843, 15152, 27686, 55372, 103223, 110744, 120269, 206446, 221488, 240538, 412892, 481076, 825784, 962152, 1651568, 1924304, 13109321, 26218642, 52437284, 104874568, 209749136]

約数ペア:

[(1, 209749136), (2, 104874568), (4, 52437284), (8, 26218642), (16, 13109321), (109, 1924304), (127, 1651568), (218, 962152), (254, 825784), (436, 481076), (508, 412892), (872, 240538), (947, 221488), (1016, 206446), (1744, 120269), (1894, 110744), (2032, 103223), (3788, 55372), (7576, 27686), (13843, 15152)]