2051217567

素因数分解:

$3^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{11317}}^1$

素因数の和:11477

約数の個数: 48

約数和(自身を含む): 3561095520

約数和(自身を除く): 1509877953

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 137, 147, 189, 411, 441, 959, 1233, 1323, 2877, 3699, 6713, 8631, 11317, 20139, 25893, 33951, 60417, 79219, 101853, 181251, 237657, 305559, 554533, 712971, 1550429, 1663599, 2138913, 4651287, 4990797, 10853003, 13953861, 14972391, 32559009, 41861583, 75971021, 97677027, 227913063, 293031081, 683739189, 2051217567]

約数ペア:

[(1, 2051217567), (3, 683739189), (7, 293031081), (9, 227913063), (21, 97677027), (27, 75971021), (49, 41861583), (63, 32559009), (137, 14972391), (147, 13953861), (189, 10853003), (411, 4990797), (441, 4651287), (959, 2138913), (1233, 1663599), (1323, 1550429), (2877, 712971), (3699, 554533), (6713, 305559), (8631, 237657), (11317, 181251), (20139, 101853), (25893, 79219), (33951, 60417)]