263822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 16

約数和(自身を含む): 435120

約数和(自身を除く): 171298

約数列:

[1, 2, 13, 26, 73, 139, 146, 278, 949, 1807, 1898, 3614, 10147, 20294, 131911, 263822]

約数ペア:

[(1, 263822), (2, 131911), (13, 20294), (26, 10147), (73, 3614), (139, 1898), (146, 1807), (278, 949)]