128593215

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{22501}}^1$

素因数の和:22639

約数の個数: 24

約数和(自身を含む): 224659968

約数和(自身を除く): 96066753

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 22501, 67503, 112505, 202509, 337515, 1012545, 2857627, 8572881, 14288135, 25718643, 42864405, 128593215]

約数ペア:

[(1, 128593215), (3, 42864405), (5, 25718643), (9, 14288135), (15, 8572881), (45, 2857627), (127, 1012545), (381, 337515), (635, 202509), (1143, 112505), (1905, 67503), (5715, 22501)]