220153059

素因数分解:

$3^4\times 7^1\times {\mathrm{388277}}^1$

素因数の和:388296

約数の個数: 20

約数和(自身を含む): 375853104

約数和(自身を除く): 155700045

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 388277, 1164831, 2717939, 3494493, 8153817, 10483479, 24461451, 31450437, 73384353, 220153059]

約数ペア:

[(1, 220153059), (3, 73384353), (7, 31450437), (9, 24461451), (21, 10483479), (27, 8153817), (63, 3494493), (81, 2717939), (189, 1164831), (567, 388277)]