201668257

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{2027}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 235377792

約数和(自身を除く): 33709535

約数列:

[1, 7, 61, 233, 427, 1631, 2027, 14189, 14213, 99491, 123647, 472291, 865529, 3306037, 28809751, 201668257]

約数ペア:

[(1, 201668257), (7, 28809751), (61, 3306037), (233, 865529), (427, 472291), (1631, 123647), (2027, 99491), (14189, 14213)]