13487991

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 20077680

約数和(自身を除く): 6589689

約数列:

[1, 3, 11, 33, 73, 121, 219, 363, 509, 803, 1527, 2409, 5599, 8833, 16797, 26499, 37157, 61589, 111471, 184767, 408727, 1226181, 4495997, 13487991]

約数ペア:

[(1, 13487991), (3, 4495997), (11, 1226181), (33, 408727), (73, 184767), (121, 111471), (219, 61589), (363, 37157), (509, 26499), (803, 16797), (1527, 8833), (2409, 5599)]