127800426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 285659136

約数和(自身を除く): 157858710

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 71, 78, 94, 141, 142, 213, 282, 426, 491, 611, 923, 982, 1222, 1473, 1833, 1846, 2769, 2946, 3337, 3666, 5538, 6383, 6674, 10011, 12766, 19149, 20022, 23077, 34861, 38298, 43381, 46154, 69231, 69722, 86762, 104583, 130143, 138462, 209166, 260286, 300001, 453193, 600002, 900003, 906386, 1359579, 1638467, 1800006, 2719158, 3276934, 4915401, 9830802, 21300071, 42600142, 63900213, 127800426]

約数ペア:

[(1, 127800426), (2, 63900213), (3, 42600142), (6, 21300071), (13, 9830802), (26, 4915401), (39, 3276934), (47, 2719158), (71, 1800006), (78, 1638467), (94, 1359579), (141, 906386), (142, 900003), (213, 600002), (282, 453193), (426, 300001), (491, 260286), (611, 209166), (923, 138462), (982, 130143), (1222, 104583), (1473, 86762), (1833, 69722), (1846, 69231), (2769, 46154), (2946, 43381), (3337, 38298), (3666, 34861), (5538, 23077), (6383, 20022), (6674, 19149), (10011, 12766)]