78896691

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^2$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 121239456

約数和(自身を除く): 42342765

約数列:

[1, 3, 9, 37, 47, 71, 111, 141, 213, 333, 423, 639, 1739, 2627, 3337, 5041, 5217, 7881, 10011, 15123, 15651, 23643, 30033, 45369, 123469, 186517, 236927, 370407, 559551, 710781, 1111221, 1678653, 2132343, 8766299, 26298897, 78896691]

約数ペア:

[(1, 78896691), (3, 26298897), (9, 8766299), (37, 2132343), (47, 1678653), (71, 1111221), (111, 710781), (141, 559551), (213, 370407), (333, 236927), (423, 186517), (639, 123469), (1739, 45369), (2627, 30033), (3337, 23643), (5041, 15651), (5217, 15123), (7881, 10011)]