318202899

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{11903}}^1$

素因数の和:11999

約数の個数: 32

約数和(自身を含む): 518062080

約数和(自身を除く): 199859181

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 8911, 11903, 26733, 35709, 83321, 226157, 249963, 678471, 797501, 1583099, 2392503, 4749297, 5582507, 15152519, 16747521, 45457557, 106067633, 318202899]

約数ペア:

[(1, 318202899), (3, 106067633), (7, 45457557), (19, 16747521), (21, 15152519), (57, 5582507), (67, 4749297), (133, 2392503), (201, 1583099), (399, 797501), (469, 678471), (1273, 249963), (1407, 226157), (3819, 83321), (8911, 35709), (11903, 26733)]