165280493421

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{1871}}^1\times {\mathrm{208837}}^1$

素因数の和:210761

約数の個数: 24

約数和(自身を含む): 243949515264

約数和(自身を除く): 78669021843

約数列:

[1, 3, 9, 47, 141, 423, 1871, 5613, 16839, 87937, 208837, 263811, 626511, 791433, 1879533, 9815339, 29446017, 88338051, 390734027, 1172202081, 3516606243, 18364499269, 55093497807, 165280493421]

約数ペア:

[(1, 165280493421), (3, 55093497807), (9, 18364499269), (47, 3516606243), (141, 1172202081), (423, 390734027), (1871, 88338051), (5613, 29446017), (16839, 9815339), (87937, 1879533), (208837, 791433), (263811, 626511)]