57205197

素因数分解:

$3^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 80

約数和(自身を含む): 104544000

約数和(自身を除く): 47338803

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 71, 81, 87, 147, 189, 203, 213, 261, 343, 441, 497, 567, 609, 639, 783, 1029, 1323, 1421, 1491, 1827, 1917, 2059, 2349, 3087, 3479, 3969, 4263, 4473, 5481, 5751, 6177, 9261, 9947, 10437, 12789, 13419, 14413, 16443, 18531, 24353, 27783, 29841, 31311, 38367, 40257, 43239, 55593, 73059, 89523, 93933, 100891, 115101, 129717, 166779, 219177, 268569, 281799, 302673, 389151, 657531, 706237, 805707, 908019, 1167453, 1972593, 2118711, 2724057, 6356133, 8172171, 19068399, 57205197]

約数ペア:

[(1, 57205197), (3, 19068399), (7, 8172171), (9, 6356133), (21, 2724057), (27, 2118711), (29, 1972593), (49, 1167453), (63, 908019), (71, 805707), (81, 706237), (87, 657531), (147, 389151), (189, 302673), (203, 281799), (213, 268569), (261, 219177), (343, 166779), (441, 129717), (497, 115101), (567, 100891), (609, 93933), (639, 89523), (783, 73059), (1029, 55593), (1323, 43239), (1421, 40257), (1491, 38367), (1827, 31311), (1917, 29841), (2059, 27783), (2349, 24353), (3087, 18531), (3479, 16443), (3969, 14413), (4263, 13419), (4473, 12789), (5481, 10437), (5751, 9947), (6177, 9261)]