28097295

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 47623680

約数和(自身を除く): 19526385

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 311, 317, 933, 951, 1555, 1585, 4665, 4755, 5909, 6023, 17727, 18069, 29545, 30115, 88635, 90345, 98587, 295761, 492935, 1478805, 1873153, 5619459, 9365765, 28097295]

約数ペア:

[(1, 28097295), (3, 9365765), (5, 5619459), (15, 1873153), (19, 1478805), (57, 492935), (95, 295761), (285, 98587), (311, 90345), (317, 88635), (933, 30115), (951, 29545), (1555, 18069), (1585, 17727), (4665, 6023), (4755, 5909)]