12456747

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{5303}}^1$

素因数の和:5344

約数の個数: 20

約数和(自身を含む): 19253520

約数和(自身を除く): 6796773

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 5303, 15909, 47727, 143181, 153787, 429543, 461361, 1384083, 4152249, 12456747]

約数ペア:

[(1, 12456747), (3, 4152249), (9, 1384083), (27, 461361), (29, 429543), (81, 153787), (87, 143181), (261, 47727), (783, 15909), (2349, 5303)]