28769307

素因数分解:

$3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{5209}}^1$

素因数の和:5482

約数の個数: 16

約数和(自身を含む): 44014080

約数和(自身を除く): 15244773

約数列:

[1, 3, 7, 21, 263, 789, 1841, 5209, 5523, 15627, 36463, 109389, 1369967, 4109901, 9589769, 28769307]

約数ペア:

[(1, 28769307), (3, 9589769), (7, 4109901), (21, 1369967), (263, 109389), (789, 36463), (1841, 15627), (5209, 5523)]