81758282

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1\times {\mathrm{787}}^1$

素因数の和:1325

約数の個数: 16

約数和(自身を含む): 124062720

約数和(自身を除く): 42304438

約数列:

[1, 2, 127, 254, 409, 787, 818, 1574, 51943, 99949, 103886, 199898, 321883, 643766, 40879141, 81758282]

約数ペア:

[(1, 81758282), (2, 40879141), (127, 643766), (254, 321883), (409, 199898), (787, 103886), (818, 99949), (1574, 51943)]