1267287958

素因数分解:

$2^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1\times {\mathrm{2011}}^1$

素因数の和:3147

約数の個数: 16

約数和(自身を含む): 1908728064

約数和(自身を除く): 641440106

約数列:

[1, 2, 487, 647, 974, 1294, 2011, 4022, 315089, 630178, 979357, 1301117, 1958714, 2602234, 633643979, 1267287958]

約数ペア:

[(1, 1267287958), (2, 633643979), (487, 2602234), (647, 1958714), (974, 1301117), (1294, 979357), (2011, 630178), (4022, 315089)]