20121432723

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{6367}}^1$

素因数の和:7133

約数の個数: 64

約数和(自身を含む): 35603742720

約数和(自身を除く): 15482309997

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 727, 1449, 2181, 4347, 5089, 6367, 6543, 15267, 16721, 19101, 19629, 44569, 45801, 50163, 57303, 117047, 133707, 137403, 146441, 150489, 171909, 351141, 401121, 439323, 451467, 1025087, 1053423, 1203363, 1317969, 3075261, 3160269, 3953907, 4628809, 9225783, 13886427, 27677349, 32401663, 41659281, 97204989, 106462607, 124977843, 291614967, 319387821, 745238249, 874844901, 958163463, 2235714747, 2874490389, 6707144241, 20121432723]

約数ペア:

[(1, 20121432723), (3, 6707144241), (7, 2874490389), (9, 2235714747), (21, 958163463), (23, 874844901), (27, 745238249), (63, 319387821), (69, 291614967), (161, 124977843), (189, 106462607), (207, 97204989), (483, 41659281), (621, 32401663), (727, 27677349), (1449, 13886427), (2181, 9225783), (4347, 4628809), (5089, 3953907), (6367, 3160269), (6543, 3075261), (15267, 1317969), (16721, 1203363), (19101, 1053423), (19629, 1025087), (44569, 451467), (45801, 439323), (50163, 401121), (57303, 351141), (117047, 171909), (133707, 150489), (137403, 146441)]