248747247

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77419}}^1$

素因数の和:77452

約数の個数: 32

約数和(自身を含む): 445939200

約数和(自身を除く): 197191953

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 77419, 232257, 541933, 696771, 1316123, 1625799, 2090313, 3948369, 4877397, 9212861, 11845107, 14632191, 27638583, 35535321, 82915749, 248747247]

約数ペア:

[(1, 248747247), (3, 82915749), (7, 35535321), (9, 27638583), (17, 14632191), (21, 11845107), (27, 9212861), (51, 4877397), (63, 3948369), (119, 2090313), (153, 1625799), (189, 1316123), (357, 696771), (459, 541933), (1071, 232257), (3213, 77419)]