1309842128

素因数分解:

$2^4\times 7^2\times {\mathrm{1670717}}^1$

素因数の和:1670739

約数の個数: 30

約数和(自身を含む): 2952158706

約数和(自身を除く): 1642316578

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 1670717, 3341434, 6682868, 11695019, 13365736, 23390038, 26731472, 46780076, 81865133, 93560152, 163730266, 187120304, 327460532, 654921064, 1309842128]

約数ペア:

[(1, 1309842128), (2, 654921064), (4, 327460532), (7, 187120304), (8, 163730266), (14, 93560152), (16, 81865133), (28, 46780076), (49, 26731472), (56, 23390038), (98, 13365736), (112, 11695019), (196, 6682868), (392, 3341434), (784, 1670717)]