281346247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{16187}}^1$

素因数の和:16398

約数の個数: 16

約数和(自身を含む): 348106752

約数和(自身を除く): 66760505

約数列:

[1, 7, 13, 91, 191, 1337, 2483, 16187, 17381, 113309, 210431, 1473017, 3091717, 21642019, 40192321, 281346247]

約数ペア:

[(1, 281346247), (7, 40192321), (13, 21642019), (91, 3091717), (191, 1473017), (1337, 210431), (2483, 113309), (16187, 17381)]