219068101

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{4021}}^1$

素因数の和:4252

約数の個数: 16

約数和(自身を含む): 257665408

約数和(自身を除く): 38597307

約数列:

[1, 7, 43, 181, 301, 1267, 4021, 7783, 28147, 54481, 172903, 727801, 1210321, 5094607, 31295443, 219068101]

約数ペア:

[(1, 219068101), (7, 31295443), (43, 5094607), (181, 1210321), (301, 727801), (1267, 172903), (4021, 54481), (7783, 28147)]