206727619

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{953}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 254489040

約数和(自身を除く): 47761421

約数列:

[1, 7, 19, 49, 133, 233, 931, 953, 1631, 4427, 6671, 11417, 18107, 30989, 46697, 126749, 216923, 222049, 887243, 1554343, 4218931, 10880401, 29532517, 206727619]

約数ペア:

[(1, 206727619), (7, 29532517), (19, 10880401), (49, 4218931), (133, 1554343), (233, 887243), (931, 222049), (953, 216923), (1631, 126749), (4427, 46697), (6671, 30989), (11417, 18107)]