66491384

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 126614880

約数和(自身を除く): 60123496

約数列:

[1, 2, 4, 8, 157, 167, 314, 317, 334, 628, 634, 668, 1256, 1268, 1336, 2536, 26219, 49769, 52438, 52939, 99538, 104876, 105878, 199076, 209752, 211756, 398152, 423512, 8311423, 16622846, 33245692, 66491384]

約数ペア:

[(1, 66491384), (2, 33245692), (4, 16622846), (8, 8311423), (157, 423512), (167, 398152), (314, 211756), (317, 209752), (334, 199076), (628, 105878), (634, 104876), (668, 99538), (1256, 52939), (1268, 52438), (1336, 49769), (2536, 26219)]