72674819

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 89579520

約数和(自身を除く): 16904701

約数列:

[1, 7, 31, 53, 71, 89, 217, 371, 497, 623, 1643, 2201, 2759, 3763, 4717, 6319, 11501, 15407, 19313, 26341, 33019, 44233, 116653, 146227, 195889, 334907, 816571, 1023589, 1371223, 2344349, 10382117, 72674819]

約数ペア:

[(1, 72674819), (7, 10382117), (31, 2344349), (53, 1371223), (71, 1023589), (89, 816571), (217, 334907), (371, 195889), (497, 146227), (623, 116653), (1643, 44233), (2201, 33019), (2759, 26341), (3763, 19313), (4717, 15407), (6319, 11501)]