266468721

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 373739520

約数和(自身を除く): 107270799

約数列:

[1, 3, 43, 59, 129, 157, 177, 223, 471, 669, 2537, 6751, 7611, 9263, 9589, 13157, 20253, 27789, 28767, 35011, 39471, 105033, 398309, 565751, 1194927, 1505473, 1697253, 2065649, 4516419, 6196947, 88822907, 266468721]

約数ペア:

[(1, 266468721), (3, 88822907), (43, 6196947), (59, 4516419), (129, 2065649), (157, 1697253), (177, 1505473), (223, 1194927), (471, 565751), (669, 398309), (2537, 105033), (6751, 39471), (7611, 35011), (9263, 28767), (9589, 27789), (13157, 20253)]