9991898

素因数分解:

$2^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1153}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 17171520

約数和(自身を除く): 7179622

約数列:

[1, 2, 7, 14, 619, 1153, 1238, 2306, 4333, 8071, 8666, 16142, 713707, 1427414, 4995949, 9991898]

約数ペア:

[(1, 9991898), (2, 4995949), (7, 1427414), (14, 713707), (619, 16142), (1153, 8666), (1238, 8071), (2306, 4333)]