139923784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 357799680

約数和(自身を除く): 217875896

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 101, 104, 143, 154, 173, 182, 202, 286, 308, 346, 364, 404, 572, 616, 692, 707, 728, 808, 1001, 1111, 1144, 1211, 1313, 1384, 1414, 1903, 2002, 2222, 2249, 2422, 2626, 2828, 3806, 4004, 4444, 4498, 4844, 5252, 5656, 7612, 7777, 8008, 8888, 8996, 9191, 9688, 10504, 13321, 14443, 15224, 15554, 15743, 17473, 17992, 18382, 24739, 26642, 28886, 31108, 31486, 34946, 36764, 49478, 53284, 57772, 62216, 62972, 69892, 73528, 98956, 101101, 106568, 115544, 122311, 125944, 139784, 173173, 192203, 197912, 202202, 227149, 244622, 346346, 384406, 404404, 454298, 489244, 692692, 768812, 808808, 908596, 978488, 1345421, 1385384, 1537624, 1590043, 1817192, 2498639, 2690842, 3180086, 4997278, 5381684, 6360172, 9994556, 10763368, 12720344, 17490473, 19989112, 34980946, 69961892, 139923784]

約数ペア:

[(1, 139923784), (2, 69961892), (4, 34980946), (7, 19989112), (8, 17490473), (11, 12720344), (13, 10763368), (14, 9994556), (22, 6360172), (26, 5381684), (28, 4997278), (44, 3180086), (52, 2690842), (56, 2498639), (77, 1817192), (88, 1590043), (91, 1537624), (101, 1385384), (104, 1345421), (143, 978488), (154, 908596), (173, 808808), (182, 768812), (202, 692692), (286, 489244), (308, 454298), (346, 404404), (364, 384406), (404, 346346), (572, 244622), (616, 227149), (692, 202202), (707, 197912), (728, 192203), (808, 173173), (1001, 139784), (1111, 125944), (1144, 122311), (1211, 115544), (1313, 106568), (1384, 101101), (1414, 98956), (1903, 73528), (2002, 69892), (2222, 62972), (2249, 62216), (2422, 57772), (2626, 53284), (2828, 49478), (3806, 36764), (4004, 34946), (4444, 31486), (4498, 31108), (4844, 28886), (5252, 26642), (5656, 24739), (7612, 18382), (7777, 17992), (8008, 17473), (8888, 15743), (8996, 15554), (9191, 15224), (9688, 14443), (10504, 13321)]