2199905281

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{17827}}^1$

素因数の和:17929

約数の個数: 24

約数和(自身を含む): 2714705216

約数和(自身を除く): 514799935

約数列:

[1, 7, 17, 61, 119, 289, 427, 1037, 2023, 7259, 17629, 17827, 123403, 124789, 303059, 1087447, 2121413, 5152003, 7612129, 18486599, 36064021, 129406193, 314272183, 2199905281]

約数ペア:

[(1, 2199905281), (7, 314272183), (17, 129406193), (61, 36064021), (119, 18486599), (289, 7612129), (427, 5152003), (1037, 2121413), (2023, 1087447), (7259, 303059), (17629, 124789), (17827, 123403)]