219036891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1\times {\mathrm{5119}}^1$

素因数の和:5978

約数の個数: 16

約数和(自身を含む): 309657600

約数和(自身を除く): 90620709

約数列:

[1, 3, 17, 51, 839, 2517, 5119, 14263, 15357, 42789, 87023, 261069, 4294841, 12884523, 73012297, 219036891]

約数ペア:

[(1, 219036891), (3, 73012297), (17, 12884523), (51, 4294841), (839, 261069), (2517, 87023), (5119, 42789), (14263, 15357)]