209767294

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{8101}}^1$

素因数の和:8232

約数の個数: 24

約数和(自身を含む): 349131384

約数和(自身を除く): 139364090

約数列:

[1, 2, 11, 22, 107, 121, 214, 242, 1177, 2354, 8101, 12947, 16202, 25894, 89111, 178222, 866807, 980221, 1733614, 1960442, 9534877, 19069754, 104883647, 209767294]

約数ペア:

[(1, 209767294), (2, 104883647), (11, 19069754), (22, 9534877), (107, 1960442), (121, 1733614), (214, 980221), (242, 866807), (1177, 178222), (2354, 89111), (8101, 25894), (12947, 16202)]