252308985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{1361}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 428343552

約数和(自身を除く): 176034567

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 727, 1361, 2181, 3635, 4083, 6805, 10905, 12359, 20415, 23137, 37077, 61795, 69411, 115685, 185385, 347055, 989447, 2968341, 4947235, 14841705, 16820599, 50461797, 84102995, 252308985]

約数ペア:

[(1, 252308985), (3, 84102995), (5, 50461797), (15, 16820599), (17, 14841705), (51, 4947235), (85, 2968341), (255, 989447), (727, 347055), (1361, 185385), (2181, 115685), (3635, 69411), (4083, 61795), (6805, 37077), (10905, 23137), (12359, 20415)]