1108440977

素因数分解:

$7^1\times {\mathrm{89}}^2\times {\mathrm{19991}}^1$

素因数の和:20176

約数の個数: 12

約数和(自身を含む): 1281247296

約数和(自身を除く): 172806319

約数列:

[1, 7, 89, 623, 7921, 19991, 55447, 139937, 1779199, 12454393, 158348711, 1108440977]

約数ペア:

[(1, 1108440977), (7, 158348711), (89, 12454393), (623, 1779199), (7921, 139937), (19991, 55447)]