251179422

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1545

約数の個数: 64

約数和(自身を含む): 566501376

約数和(自身を除く): 315321954

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 73, 78, 93, 146, 186, 219, 403, 438, 806, 949, 1209, 1423, 1898, 2263, 2418, 2846, 2847, 4269, 4526, 5694, 6789, 8538, 13578, 18499, 29419, 36998, 44113, 55497, 58838, 88226, 88257, 103879, 110994, 132339, 176514, 207758, 264678, 311637, 573469, 623274, 1146938, 1350427, 1720407, 2700854, 3220249, 3440814, 4051281, 6440498, 8102562, 9660747, 19321494, 41863237, 83726474, 125589711, 251179422]

約数ペア:

[(1, 251179422), (2, 125589711), (3, 83726474), (6, 41863237), (13, 19321494), (26, 9660747), (31, 8102562), (39, 6440498), (62, 4051281), (73, 3440814), (78, 3220249), (93, 2700854), (146, 1720407), (186, 1350427), (219, 1146938), (403, 623274), (438, 573469), (806, 311637), (949, 264678), (1209, 207758), (1423, 176514), (1898, 132339), (2263, 110994), (2418, 103879), (2846, 88257), (2847, 88226), (4269, 58838), (4526, 55497), (5694, 44113), (6789, 36998), (8538, 29419), (13578, 18499)]