273740545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{247729}}^1$

素因数の和:247764

約数の個数: 16

約数和(自身を含む): 374567760

約数和(自身を除く): 100827215

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 247729, 1238645, 3220477, 4211393, 16102385, 21056965, 54748109, 273740545]

約数ペア:

[(1, 273740545), (5, 54748109), (13, 21056965), (17, 16102385), (65, 4211393), (85, 3220477), (221, 1238645), (1105, 247729)]