25530141

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5501}}^1$

素因数の和:5541

約数の個数: 32

約数和(自身を含む): 44368128

約数和(自身を除く): 18837987

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 5501, 16503, 38507, 71513, 93517, 115521, 214539, 280551, 500591, 654619, 1215721, 1501773, 1963857, 3647163, 8510047, 25530141]

約数ペア:

[(1, 25530141), (3, 8510047), (7, 3647163), (13, 1963857), (17, 1501773), (21, 1215721), (39, 654619), (51, 500591), (91, 280551), (119, 214539), (221, 115521), (273, 93517), (357, 71513), (663, 38507), (1547, 16503), (4641, 5501)]