28064835

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1787}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 48812400

約数和(自身を除く): 20747565

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1745, 1787, 3141, 5235, 5361, 8935, 15705, 16083, 26805, 80415, 623663, 1870989, 3118315, 5612967, 9354945, 28064835]

約数ペア:

[(1, 28064835), (3, 9354945), (5, 5612967), (9, 3118315), (15, 1870989), (45, 623663), (349, 80415), (1047, 26805), (1745, 16083), (1787, 15705), (3141, 8935), (5235, 5361)]