12978888

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1$

素因数の和:2486

約数の個数: 64

約数和(自身を含む): 37013760

約数和(自身を除く): 24034872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2447, 2652, 4894, 5304, 7341, 9788, 14682, 19576, 29364, 31811, 41599, 58728, 63622, 83198, 95433, 124797, 127244, 166396, 190866, 249594, 254488, 332792, 381732, 499188, 540787, 763464, 998376, 1081574, 1622361, 2163148, 3244722, 4326296, 6489444, 12978888]

約数ペア:

[(1, 12978888), (2, 6489444), (3, 4326296), (4, 3244722), (6, 2163148), (8, 1622361), (12, 1081574), (13, 998376), (17, 763464), (24, 540787), (26, 499188), (34, 381732), (39, 332792), (51, 254488), (52, 249594), (68, 190866), (78, 166396), (102, 127244), (104, 124797), (136, 95433), (156, 83198), (204, 63622), (221, 58728), (312, 41599), (408, 31811), (442, 29364), (663, 19576), (884, 14682), (1326, 9788), (1768, 7341), (2447, 5304), (2652, 4894)]