217173418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1410217}}^1$

素因数の和:1410237

約数の個数: 16

約数和(自身を含む): 406142784

約数和(自身を除く): 188969366

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1410217, 2820434, 9871519, 15512387, 19743038, 31024774, 108586709, 217173418]

約数ペア:

[(1, 217173418), (2, 108586709), (7, 31024774), (11, 19743038), (14, 15512387), (22, 9871519), (77, 2820434), (154, 1410217)]