2638449

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 4305600

約数和(自身を除く): 1667151

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 919, 957, 2757, 2871, 8271, 10109, 26651, 30327, 79953, 90981, 239859, 293161, 879483, 2638449]

約数ペア:

[(1, 2638449), (3, 879483), (9, 293161), (11, 239859), (29, 90981), (33, 79953), (87, 30327), (99, 26651), (261, 10109), (319, 8271), (919, 2871), (957, 2757)]