28375789

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{433}}^1$

素因数の和:588

約数の個数: 12

約数和(自身を含む): 31066588

約数和(自身を除く): 2690799

約数列:

[1, 13, 71, 433, 923, 5041, 5629, 30743, 65533, 399659, 2182753, 28375789]

約数ペア:

[(1, 28375789), (13, 2182753), (71, 399659), (433, 65533), (923, 30743), (5041, 5629)]