1689910012

素因数分解:

$2^2\times 7^1\times {\mathrm{5351}}^1\times {\mathrm{11279}}^1$

素因数の和:16641

約数の個数: 24

約数和(自身を含む): 3380751360

約数和(自身を除く): 1690841348

約数列:

[1, 2, 4, 7, 14, 28, 5351, 10702, 11279, 21404, 22558, 37457, 45116, 74914, 78953, 149828, 157906, 315812, 60353929, 120707858, 241415716, 422477503, 844955006, 1689910012]

約数ペア:

[(1, 1689910012), (2, 844955006), (4, 422477503), (7, 241415716), (14, 120707858), (28, 60353929), (5351, 315812), (10702, 157906), (11279, 149828), (21404, 78953), (22558, 74914), (37457, 45116)]