989969176

素因数分解:

$2^3\times 7^1\times {\mathrm{619}}^1\times {\mathrm{28559}}^1$

素因数の和:29191

約数の個数: 32

約数和(自身を含む): 2124864000

約数和(自身を除く): 1134894824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 619, 1238, 2476, 4333, 4952, 8666, 17332, 28559, 34664, 57118, 114236, 199913, 228472, 399826, 799652, 1599304, 17678021, 35356042, 70712084, 123746147, 141424168, 247492294, 494984588, 989969176]

約数ペア:

[(1, 989969176), (2, 494984588), (4, 247492294), (7, 141424168), (8, 123746147), (14, 70712084), (28, 35356042), (56, 17678021), (619, 1599304), (1238, 799652), (2476, 399826), (4333, 228472), (4952, 199913), (8666, 114236), (17332, 57118), (28559, 34664)]