28056609

素因数分解:

$3^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{751}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 46455552

約数和(自身を除く): 18398943

約数列:

[1, 3, 7, 9, 21, 63, 593, 751, 1779, 2253, 4151, 5257, 5337, 6759, 12453, 15771, 37359, 47313, 445343, 1336029, 3117401, 4008087, 9352203, 28056609]

約数ペア:

[(1, 28056609), (3, 9352203), (7, 4008087), (9, 3117401), (21, 1336029), (63, 445343), (593, 47313), (751, 37359), (1779, 15771), (2253, 12453), (4151, 6759), (5257, 5337)]