27569997

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 51520000

約数和(自身を除く): 23950003

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 229, 273, 343, 351, 441, 637, 687, 819, 1029, 1323, 1603, 1911, 2061, 2457, 2977, 3087, 4459, 4809, 5733, 6183, 8931, 9261, 11221, 13377, 14427, 17199, 20839, 26793, 33663, 40131, 43281, 62517, 78547, 80379, 100989, 120393, 145873, 187551, 235641, 302967, 437619, 562653, 706923, 1021111, 1312857, 2120769, 3063333, 3938571, 9189999, 27569997]

約数ペア:

[(1, 27569997), (3, 9189999), (7, 3938571), (9, 3063333), (13, 2120769), (21, 1312857), (27, 1021111), (39, 706923), (49, 562653), (63, 437619), (91, 302967), (117, 235641), (147, 187551), (189, 145873), (229, 120393), (273, 100989), (343, 80379), (351, 78547), (441, 62517), (637, 43281), (687, 40131), (819, 33663), (1029, 26793), (1323, 20839), (1603, 17199), (1911, 14427), (2061, 13377), (2457, 11221), (2977, 9261), (3087, 8931), (4459, 6183), (4809, 5733)]