664210666

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{341321}}^1$

素因数の和:341469

約数の個数: 16

約数和(自身を含む): 1146841920

約数和(自身を除く): 482631254

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 341321, 682642, 2389247, 4778494, 47443619, 94887238, 332105333, 664210666]

約数ペア:

[(1, 664210666), (2, 332105333), (7, 94887238), (14, 47443619), (139, 4778494), (278, 2389247), (973, 682642), (1946, 341321)]