225512898

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1079

約数の個数: 64

約数和(自身を含む): 504548352

約数和(自身を除く): 279035454

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 71, 78, 86, 129, 142, 213, 258, 426, 559, 923, 947, 1118, 1677, 1846, 1894, 2769, 2841, 3053, 3354, 5538, 5682, 6106, 9159, 12311, 18318, 24622, 36933, 39689, 40721, 67237, 73866, 79378, 81442, 119067, 122163, 134474, 201711, 238134, 244326, 403422, 529373, 874081, 1058746, 1588119, 1748162, 2622243, 2891191, 3176238, 5244486, 5782382, 8673573, 17347146, 37585483, 75170966, 112756449, 225512898]

約数ペア:

[(1, 225512898), (2, 112756449), (3, 75170966), (6, 37585483), (13, 17347146), (26, 8673573), (39, 5782382), (43, 5244486), (71, 3176238), (78, 2891191), (86, 2622243), (129, 1748162), (142, 1588119), (213, 1058746), (258, 874081), (426, 529373), (559, 403422), (923, 244326), (947, 238134), (1118, 201711), (1677, 134474), (1846, 122163), (1894, 119067), (2769, 81442), (2841, 79378), (3053, 73866), (3354, 67237), (5538, 40721), (5682, 39689), (6106, 36933), (9159, 24622), (12311, 18318)]