239128509

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 344188800

約数和(自身を除く): 105060291

約数列:

[1, 3, 19, 57, 73, 101, 219, 303, 569, 1387, 1707, 1919, 4161, 5757, 7373, 10811, 22119, 32433, 41537, 57469, 124611, 140087, 172407, 420261, 789203, 1091911, 2367609, 3275733, 4195237, 12585711, 79709503, 239128509]

約数ペア:

[(1, 239128509), (3, 79709503), (19, 12585711), (57, 4195237), (73, 3275733), (101, 2367609), (219, 1091911), (303, 789203), (569, 420261), (1387, 172407), (1707, 140087), (1919, 124611), (4161, 57469), (5757, 41537), (7373, 32433), (10811, 22119)]