27145221

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1997}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 37977984

約数和(自身を除く): 10832763

約数列:

[1, 3, 23, 69, 197, 591, 1997, 4531, 5991, 13593, 45931, 137793, 393409, 1180227, 9048407, 27145221]

約数ペア:

[(1, 27145221), (3, 9048407), (23, 1180227), (69, 393409), (197, 137793), (591, 45931), (1997, 13593), (4531, 5991)]