28521415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1933}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 37039968

約数和(自身を除く): 8518553

約数列:

[1, 5, 13, 65, 227, 1135, 1933, 2951, 9665, 14755, 25129, 125645, 438791, 2193955, 5704283, 28521415]

約数ペア:

[(1, 28521415), (5, 5704283), (13, 2193955), (65, 438791), (227, 125645), (1135, 25129), (1933, 14755), (2951, 9665)]