15639507

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 26429760

約数和(自身を除く): 10790253

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 2621, 5967, 7863, 23589, 34073, 44557, 70767, 102219, 133671, 306657, 401013, 579241, 919971, 1203039, 1737723, 5213169, 15639507]

約数ペア:

[(1, 15639507), (3, 5213169), (9, 1737723), (13, 1203039), (17, 919971), (27, 579241), (39, 401013), (51, 306657), (117, 133671), (153, 102219), (221, 70767), (351, 44557), (459, 34073), (663, 23589), (1989, 7863), (2621, 5967)]