2842485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 4914432

約数和(自身を除く): 2071947

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 157, 213, 255, 355, 471, 785, 1065, 1207, 2355, 2669, 3621, 6035, 8007, 11147, 13345, 18105, 33441, 40035, 55735, 167205, 189499, 568497, 947495, 2842485]

約数ペア:

[(1, 2842485), (3, 947495), (5, 568497), (15, 189499), (17, 167205), (51, 55735), (71, 40035), (85, 33441), (157, 18105), (213, 13345), (255, 11147), (355, 8007), (471, 6035), (785, 3621), (1065, 2669), (1207, 2355)]