53573121

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 96033600

約数和(自身を除く): 42460479

約数列:

[1, 3, 7, 9, 21, 29, 49, 59, 63, 71, 87, 147, 177, 203, 213, 261, 413, 441, 497, 531, 609, 639, 1239, 1421, 1491, 1711, 1827, 2059, 2891, 3479, 3717, 4189, 4263, 4473, 5133, 6177, 8673, 10437, 11977, 12567, 12789, 14413, 15399, 18531, 26019, 29323, 31311, 35931, 37701, 43239, 83839, 87969, 100891, 107793, 121481, 129717, 205261, 251517, 263907, 302673, 364443, 615783, 754551, 850367, 908019, 1093329, 1847349, 2551101, 5952569, 7653303, 17857707, 53573121]

約数ペア:

[(1, 53573121), (3, 17857707), (7, 7653303), (9, 5952569), (21, 2551101), (29, 1847349), (49, 1093329), (59, 908019), (63, 850367), (71, 754551), (87, 615783), (147, 364443), (177, 302673), (203, 263907), (213, 251517), (261, 205261), (413, 129717), (441, 121481), (497, 107793), (531, 100891), (609, 87969), (639, 83839), (1239, 43239), (1421, 37701), (1491, 35931), (1711, 31311), (1827, 29323), (2059, 26019), (2891, 18531), (3479, 15399), (3717, 14413), (4189, 12789), (4263, 12567), (4473, 11977), (5133, 10437), (6177, 8673)]