243642007

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{5171}}^1$

素因数の和:5358

約数の個数: 16

約数和(自身を含む): 285990912

約数和(自身を除く): 42348905

約数列:

[1, 7, 53, 127, 371, 889, 5171, 6731, 36197, 47117, 274063, 656717, 1918441, 4597019, 34806001, 243642007]

約数ペア:

[(1, 243642007), (7, 34806001), (53, 4597019), (127, 1918441), (371, 656717), (889, 274063), (5171, 47117), (6731, 36197)]