10491978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 24689664

約数和(自身を除く): 14197686

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 127, 147, 254, 281, 294, 381, 562, 762, 843, 889, 1686, 1778, 1967, 2667, 3934, 5334, 5901, 6223, 11802, 12446, 13769, 18669, 27538, 35687, 37338, 41307, 71374, 82614, 107061, 214122, 249809, 499618, 749427, 1498854, 1748663, 3497326, 5245989, 10491978]

約数ペア:

[(1, 10491978), (2, 5245989), (3, 3497326), (6, 1748663), (7, 1498854), (14, 749427), (21, 499618), (42, 249809), (49, 214122), (98, 107061), (127, 82614), (147, 71374), (254, 41307), (281, 37338), (294, 35687), (381, 27538), (562, 18669), (762, 13769), (843, 12446), (889, 11802), (1686, 6223), (1778, 5901), (1967, 5334), (2667, 3934)]