28603773

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 20989827

約数列:

[1, 3, 9, 11, 27, 29, 33, 41, 81, 87, 99, 123, 243, 261, 297, 319, 369, 451, 729, 783, 891, 957, 1107, 1189, 1353, 2187, 2349, 2673, 2871, 3321, 3567, 4059, 7047, 8019, 8613, 9963, 10701, 12177, 13079, 21141, 24057, 25839, 29889, 32103, 36531, 39237, 63423, 77517, 89667, 96309, 109593, 117711, 232551, 288927, 328779, 353133, 697653, 866781, 986337, 1059399, 2600343, 3178197, 9534591, 28603773]

約数ペア:

[(1, 28603773), (3, 9534591), (9, 3178197), (11, 2600343), (27, 1059399), (29, 986337), (33, 866781), (41, 697653), (81, 353133), (87, 328779), (99, 288927), (123, 232551), (243, 117711), (261, 109593), (297, 96309), (319, 89667), (369, 77517), (451, 63423), (729, 39237), (783, 36531), (891, 32103), (957, 29889), (1107, 25839), (1189, 24057), (1353, 21141), (2187, 13079), (2349, 12177), (2673, 10701), (2871, 9963), (3321, 8613), (3567, 8019), (4059, 7047)]