156833415

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2531}}^1$

素因数の和:2571

約数の個数: 56

約数和(自身を含む): 298887408

約数和(自身を除く): 142053993

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 729, 765, 1215, 1377, 2295, 2531, 3645, 4131, 6885, 7593, 12393, 12655, 20655, 22779, 37965, 43027, 61965, 68337, 113895, 129081, 205011, 215135, 341685, 387243, 615033, 645405, 1025055, 1161729, 1845099, 1936215, 3075165, 3485187, 5808645, 9225495, 10455561, 17425935, 31366683, 52277805, 156833415]

約数ペア:

[(1, 156833415), (3, 52277805), (5, 31366683), (9, 17425935), (15, 10455561), (17, 9225495), (27, 5808645), (45, 3485187), (51, 3075165), (81, 1936215), (85, 1845099), (135, 1161729), (153, 1025055), (243, 645405), (255, 615033), (405, 387243), (459, 341685), (729, 215135), (765, 205011), (1215, 129081), (1377, 113895), (2295, 68337), (2531, 61965), (3645, 43027), (4131, 37965), (6885, 22779), (7593, 20655), (12393, 12655)]