81459507

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 115015680

約数和(自身を除く): 33556173

約数列:

[1, 3, 47, 71, 79, 103, 141, 213, 237, 309, 3337, 3713, 4841, 5609, 7313, 8137, 10011, 11139, 14523, 16827, 21939, 24411, 263623, 343711, 382439, 577727, 790869, 1031133, 1147317, 1733181, 27153169, 81459507]

約数ペア:

[(1, 81459507), (3, 27153169), (47, 1733181), (71, 1147317), (79, 1031133), (103, 790869), (141, 577727), (213, 382439), (237, 343711), (309, 263623), (3337, 24411), (3713, 21939), (4841, 16827), (5609, 14523), (7313, 11139), (8137, 10011)]