12821181

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5231}}^1$

素因数の和:5296

約数の個数: 16

約数和(自身を含む): 18416640

約数和(自身を除く): 5595459

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 5231, 15693, 99389, 224933, 298167, 674799, 4273727, 12821181]

約数ペア:

[(1, 12821181), (3, 4273727), (19, 674799), (43, 298167), (57, 224933), (129, 99389), (817, 15693), (2451, 5231)]