13721145

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 22643712

約数和(自身を除く): 8922567

約数列:

[1, 3, 5, 15, 83, 103, 107, 249, 309, 321, 415, 515, 535, 1245, 1545, 1605, 8549, 8881, 11021, 25647, 26643, 33063, 42745, 44405, 55105, 128235, 133215, 165315, 914743, 2744229, 4573715, 13721145]

約数ペア:

[(1, 13721145), (3, 4573715), (5, 2744229), (15, 914743), (83, 165315), (103, 133215), (107, 128235), (249, 55105), (309, 44405), (321, 42745), (415, 33063), (515, 26643), (535, 25647), (1245, 11021), (1545, 8881), (1605, 8549)]