27815809

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{877}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 33378048

約数和(自身を除く): 5562239

約数列:

[1, 7, 23, 161, 197, 877, 1379, 4531, 6139, 20171, 31717, 141197, 172769, 1209383, 3973687, 27815809]

約数ペア:

[(1, 27815809), (7, 3973687), (23, 1209383), (161, 172769), (197, 141197), (877, 31717), (1379, 20171), (4531, 6139)]