204497979

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{314129}}^1$

素因数の和:314170

約数の個数: 16

約数和(自身を含む): 321669120

約数和(自身を除く): 117171141

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 314129, 942387, 2198903, 6596709, 9737999, 29213997, 68165993, 204497979]

約数ペア:

[(1, 204497979), (3, 68165993), (7, 29213997), (21, 9737999), (31, 6596709), (93, 2198903), (217, 942387), (651, 314129)]