1271640222727

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{1123}}^1\times {\mathrm{3373}}^1$

素因数の和:4943

約数の個数: 32

約数和(自身を含む): 1468407987200

約数和(自身を除く): 196767764473

約数列:

[1, 7, 199, 241, 1123, 1393, 1687, 3373, 7861, 23611, 47959, 223477, 270643, 335713, 671227, 812893, 1564339, 1894501, 3787879, 4698589, 5690251, 26515153, 53857957, 161765707, 377005699, 753787921, 912878839, 1132359949, 5276515447, 6390151873, 181662888961, 1271640222727]

約数ペア:

[(1, 1271640222727), (7, 181662888961), (199, 6390151873), (241, 5276515447), (1123, 1132359949), (1393, 912878839), (1687, 753787921), (3373, 377005699), (7861, 161765707), (23611, 53857957), (47959, 26515153), (223477, 5690251), (270643, 4698589), (335713, 3787879), (671227, 1894501), (812893, 1564339)]