81597978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 222797952

約数和(自身を除く): 141199974

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 113, 126, 154, 198, 226, 231, 339, 462, 521, 678, 693, 791, 1017, 1042, 1243, 1386, 1563, 1582, 2034, 2373, 2486, 3126, 3647, 3729, 4689, 4746, 5731, 7119, 7294, 7458, 8701, 9378, 10941, 11187, 11462, 14238, 17193, 17402, 21882, 22374, 26103, 32823, 34386, 40117, 51579, 52206, 58873, 65646, 78309, 80234, 103158, 117746, 120351, 156618, 176619, 240702, 353238, 361053, 412111, 529857, 647603, 722106, 824222, 1059714, 1236333, 1295206, 1942809, 2472666, 3708999, 3885618, 4533221, 5828427, 7417998, 9066442, 11656854, 13599663, 27199326, 40798989, 81597978]

約数ペア:

[(1, 81597978), (2, 40798989), (3, 27199326), (6, 13599663), (7, 11656854), (9, 9066442), (11, 7417998), (14, 5828427), (18, 4533221), (21, 3885618), (22, 3708999), (33, 2472666), (42, 1942809), (63, 1295206), (66, 1236333), (77, 1059714), (99, 824222), (113, 722106), (126, 647603), (154, 529857), (198, 412111), (226, 361053), (231, 353238), (339, 240702), (462, 176619), (521, 156618), (678, 120351), (693, 117746), (791, 103158), (1017, 80234), (1042, 78309), (1243, 65646), (1386, 58873), (1563, 52206), (1582, 51579), (2034, 40117), (2373, 34386), (2486, 32823), (3126, 26103), (3647, 22374), (3729, 21882), (4689, 17402), (4746, 17193), (5731, 14238), (7119, 11462), (7294, 11187), (7458, 10941), (8701, 9378)]