13997571

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1787}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 21398784

約数和(自身を除く): 7401213

約数列:

[1, 3, 7, 21, 373, 1119, 1787, 2611, 5361, 7833, 12509, 37527, 666551, 1999653, 4665857, 13997571]

約数ペア:

[(1, 13997571), (3, 4665857), (7, 1999653), (21, 666551), (373, 37527), (1119, 12509), (1787, 7833), (2611, 5361)]