145811666

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 296061696

約数和(自身を除く): 150250030

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 173, 182, 286, 346, 421, 842, 1001, 1211, 1903, 2002, 2249, 2422, 2947, 3806, 4498, 4631, 5473, 5894, 9262, 10946, 13321, 15743, 24739, 26642, 31486, 32417, 38311, 49478, 60203, 64834, 72833, 76622, 120406, 145666, 173173, 346346, 421421, 509831, 801163, 842842, 946829, 1019662, 1602326, 1893658, 5608141, 6627803, 10415119, 11216282, 13255606, 20830238, 72905833, 145811666]

約数ペア:

[(1, 145811666), (2, 72905833), (7, 20830238), (11, 13255606), (13, 11216282), (14, 10415119), (22, 6627803), (26, 5608141), (77, 1893658), (91, 1602326), (143, 1019662), (154, 946829), (173, 842842), (182, 801163), (286, 509831), (346, 421421), (421, 346346), (842, 173173), (1001, 145666), (1211, 120406), (1903, 76622), (2002, 72833), (2249, 64834), (2422, 60203), (2947, 49478), (3806, 38311), (4498, 32417), (4631, 31486), (5473, 26642), (5894, 24739), (9262, 15743), (10946, 13321)]