990122

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:565

約数の個数: 16

約数和(自身を含む): 1710720

約数和(自身を除く): 720598

約数列:

[1, 2, 7, 14, 197, 359, 394, 718, 1379, 2513, 2758, 5026, 70723, 141446, 495061, 990122]

約数ペア:

[(1, 990122), (2, 495061), (7, 141446), (14, 70723), (197, 5026), (359, 2758), (394, 2513), (718, 1379)]