2991035

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 3870720

約数和(自身を除く): 879685

約数列:

[1, 5, 23, 31, 115, 155, 713, 839, 3565, 4195, 19297, 26009, 96485, 130045, 598207, 2991035]

約数ペア:

[(1, 2991035), (5, 598207), (23, 130045), (31, 96485), (115, 26009), (155, 19297), (713, 4195), (839, 3565)]