217871566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{135661}}^1$

素因数の和:135747

約数の個数: 16

約数和(自身を含む): 361403568

約数和(自身を除く): 143532002

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 135661, 271322, 1492271, 2984542, 9903253, 19806506, 108935783, 217871566]

約数ペア:

[(1, 217871566), (2, 108935783), (11, 19806506), (22, 9903253), (73, 2984542), (146, 1492271), (803, 271322), (1606, 135661)]