640526799

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{39371}}^1$

素因数の和:39431

約数の個数: 32

約数和(自身を含む): 1020522240

約数和(自身を除く): 379995441

約数列:

[1, 3, 11, 17, 29, 33, 51, 87, 187, 319, 493, 561, 957, 1479, 5423, 16269, 39371, 118113, 433081, 669307, 1141759, 1299243, 2007921, 3425277, 7362377, 12559349, 19409903, 22087131, 37678047, 58229709, 213508933, 640526799]

約数ペア:

[(1, 640526799), (3, 213508933), (11, 58229709), (17, 37678047), (29, 22087131), (33, 19409903), (51, 12559349), (87, 7362377), (187, 3425277), (319, 2007921), (493, 1299243), (561, 1141759), (957, 669307), (1479, 433081), (5423, 118113), (16269, 39371)]