55966209

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 81410112

約数和(自身を除く): 25443903

約数列:

[1, 3, 13, 39, 167, 169, 501, 507, 661, 1983, 2171, 6513, 8593, 25779, 28223, 84669, 110387, 111709, 331161, 335127, 1435031, 4305093, 18655403, 55966209]

約数ペア:

[(1, 55966209), (3, 18655403), (13, 4305093), (39, 1435031), (167, 335127), (169, 331161), (501, 111709), (507, 110387), (661, 84669), (1983, 28223), (2171, 25779), (6513, 8593)]