1331386

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1629

約数の個数: 16

約数和(自身を含む): 2321280

約数和(自身を除く): 989894

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1559, 3118, 10913, 21826, 95099, 190198, 665693, 1331386]

約数ペア:

[(1, 1331386), (2, 665693), (7, 190198), (14, 95099), (61, 21826), (122, 10913), (427, 3118), (854, 1559)]