220242561

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{953431}}^1$

素因数の和:953452

約数の個数: 16

約数和(自身を含む): 366117888

約数和(自身を除く): 145875327

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 953431, 2860293, 6674017, 10487741, 20022051, 31463223, 73414187, 220242561]

約数ペア:

[(1, 220242561), (3, 73414187), (7, 31463223), (11, 20022051), (21, 10487741), (33, 6674017), (77, 2860293), (231, 953431)]