207449721

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{105251}}^1$

素因数の和:105333

約数の個数: 16

約数和(自身を含む): 311545920

約数和(自身を除く): 104096199

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 105251, 315753, 947259, 2841777, 7683323, 23049969, 69149907, 207449721]

約数ペア:

[(1, 207449721), (3, 69149907), (9, 23049969), (27, 7683323), (73, 2841777), (219, 947259), (657, 315753), (1971, 105251)]