28788669

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11717}}^1$

素因数の和:11746

約数の個数: 32

約数和(自身を含む): 52496640

約数和(自身を除く): 23707971

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 11717, 35151, 82019, 105453, 152321, 246057, 316359, 456963, 738171, 1066247, 1370889, 2214513, 3198741, 4112667, 9596223, 28788669]

約数ペア:

[(1, 28788669), (3, 9596223), (7, 4112667), (9, 3198741), (13, 2214513), (21, 1370889), (27, 1066247), (39, 738171), (63, 456963), (91, 316359), (117, 246057), (189, 152321), (273, 105453), (351, 82019), (819, 35151), (2457, 11717)]