221716418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1439717}}^1$

素因数の和:1439737

約数の個数: 16

約数和(自身を含む): 414638784

約数和(自身を除く): 192922366

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1439717, 2879434, 10078019, 15836887, 20156038, 31673774, 110858209, 221716418]

約数ペア:

[(1, 221716418), (2, 110858209), (7, 31673774), (11, 20156038), (14, 15836887), (22, 10078019), (77, 2879434), (154, 1439717)]