12440344

素因数分解:

$2^3\times 7^1\times {\mathrm{222149}}^1$

素因数の和:222162

約数の個数: 16

約数和(自身を含む): 26658000

約数和(自身を除く): 14217656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 222149, 444298, 888596, 1555043, 1777192, 3110086, 6220172, 12440344]

約数ペア:

[(1, 12440344), (2, 6220172), (4, 3110086), (7, 1777192), (8, 1555043), (14, 888596), (28, 444298), (56, 222149)]