212225629

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{26759}}^1$

素因数の和:26880

約数の個数: 16

約数和(自身を含む): 267171840

約数和(自身を除く): 54946211

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 26759, 187313, 294349, 2060443, 2756177, 19293239, 30317947, 212225629]

約数ペア:

[(1, 212225629), (7, 30317947), (11, 19293239), (77, 2756177), (103, 2060443), (721, 294349), (1133, 187313), (7931, 26759)]