489791986

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{57991}}^1$

素因数の和:58137

約数の個数: 16

約数和(自身を含む): 759927168

約数和(自身を除く): 270135182

約数列:

[1, 2, 41, 82, 103, 206, 4223, 8446, 57991, 115982, 2377631, 4755262, 5973073, 11946146, 244895993, 489791986]

約数ペア:

[(1, 489791986), (2, 244895993), (41, 11946146), (82, 5973073), (103, 4755262), (206, 2377631), (4223, 115982), (8446, 57991)]