1276172961

素因数分解:

$3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{60953}}^1$

素因数の和:61960

約数の個数: 16

約数和(自身を含む): 1946626944

約数和(自身を除く): 670453983

約数列:

[1, 3, 7, 21, 997, 2991, 6979, 20937, 60953, 182859, 426671, 1280013, 60770141, 182310423, 425390987, 1276172961]

約数ペア:

[(1, 1276172961), (3, 425390987), (7, 182310423), (21, 60770141), (997, 1280013), (2991, 426671), (6979, 182859), (20937, 60953)]