28370115

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6824

約数の個数: 32

約数和(自身を含む): 52070400

約数和(自身を除く): 23700285

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 6779, 20337, 33895, 61011, 101685, 183033, 210149, 305055, 630447, 915165, 1050745, 1891341, 3152235, 5674023, 9456705, 28370115]

約数ペア:

[(1, 28370115), (3, 9456705), (5, 5674023), (9, 3152235), (15, 1891341), (27, 1050745), (31, 915165), (45, 630447), (93, 305055), (135, 210149), (155, 183033), (279, 101685), (465, 61011), (837, 33895), (1395, 20337), (4185, 6779)]