28022787

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 18244413

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 2753, 3393, 8259, 10179, 24777, 35789, 74331, 79837, 107367, 239511, 322101, 718533, 966303, 1037881, 2155599, 3113643, 9340929, 28022787]

約数ペア:

[(1, 28022787), (3, 9340929), (9, 3113643), (13, 2155599), (27, 1037881), (29, 966303), (39, 718533), (87, 322101), (117, 239511), (261, 107367), (351, 79837), (377, 74331), (783, 35789), (1131, 24777), (2753, 10179), (3393, 8259)]