12968907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16691}}^1$

素因数の和:16738

約数の個数: 16

約数和(自身を含む): 20297472

約数和(自身を除く): 7328565

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 16691, 50073, 116837, 350511, 617567, 1852701, 4322969, 12968907]

約数ペア:

[(1, 12968907), (3, 4322969), (7, 1852701), (21, 617567), (37, 350511), (111, 116837), (259, 50073), (777, 16691)]