12980349

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 19855680

約数和(自身を除く): 6875331

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 859, 1679, 2577, 5037, 7731, 15111, 19757, 59271, 62707, 177813, 188121, 564363, 1442261, 4326783, 12980349]

約数ペア:

[(1, 12980349), (3, 4326783), (9, 1442261), (23, 564363), (69, 188121), (73, 177813), (207, 62707), (219, 59271), (657, 19757), (859, 15111), (1679, 7731), (2577, 5037)]