221330656209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131980117}}^1$

素因数の和:131980176

約数の個数: 16

約数和(自身を含む): 325199010752

約数和(自身を除く): 103868354543

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 131980117, 395940351, 1715741521, 5147224563, 5675145031, 17025435093, 73776885403, 221330656209]

約数ペア:

[(1, 221330656209), (3, 73776885403), (13, 17025435093), (39, 5675145031), (43, 5147224563), (129, 1715741521), (559, 395940351), (1677, 131980117)]