28937601

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 26358399

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 63, 77, 93, 99, 189, 217, 231, 279, 297, 341, 449, 651, 693, 837, 1023, 1347, 1953, 2079, 2387, 3069, 3143, 4041, 4939, 5859, 7161, 9207, 9429, 12123, 13919, 14817, 21483, 28287, 34573, 41757, 44451, 64449, 84861, 97433, 103719, 125271, 133353, 153109, 292299, 311157, 375813, 459327, 876897, 933471, 1071763, 1377981, 2630691, 3215289, 4133943, 9645867, 28937601]

約数ペア:

[(1, 28937601), (3, 9645867), (7, 4133943), (9, 3215289), (11, 2630691), (21, 1377981), (27, 1071763), (31, 933471), (33, 876897), (63, 459327), (77, 375813), (93, 311157), (99, 292299), (189, 153109), (217, 133353), (231, 125271), (279, 103719), (297, 97433), (341, 84861), (449, 64449), (651, 44451), (693, 41757), (837, 34573), (1023, 28287), (1347, 21483), (1953, 14817), (2079, 13919), (2387, 12123), (3069, 9429), (3143, 9207), (4041, 7161), (4939, 5859)]