1260396

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 3220672

約数和(自身を除く): 1960276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 223, 314, 446, 471, 628, 669, 892, 942, 1338, 1413, 1884, 2007, 2676, 2826, 4014, 5652, 8028, 35011, 70022, 105033, 140044, 210066, 315099, 420132, 630198, 1260396]

約数ペア:

[(1, 1260396), (2, 630198), (3, 420132), (4, 315099), (6, 210066), (9, 140044), (12, 105033), (18, 70022), (36, 35011), (157, 8028), (223, 5652), (314, 4014), (446, 2826), (471, 2676), (628, 2007), (669, 1884), (892, 1413), (942, 1338)]