57141987

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 95760000

約数和(自身を除く): 38618013

約数列:

[1, 3, 7, 19, 21, 41, 49, 57, 123, 133, 147, 287, 399, 499, 779, 861, 931, 1497, 2009, 2337, 2793, 3493, 5453, 6027, 9481, 10479, 16359, 20459, 24451, 28443, 38171, 61377, 66367, 73353, 114513, 143213, 199101, 388721, 429639, 464569, 1002491, 1166163, 1393707, 2721047, 3007473, 8163141, 19047329, 57141987]

約数ペア:

[(1, 57141987), (3, 19047329), (7, 8163141), (19, 3007473), (21, 2721047), (41, 1393707), (49, 1166163), (57, 1002491), (123, 464569), (133, 429639), (147, 388721), (287, 199101), (399, 143213), (499, 114513), (779, 73353), (861, 66367), (931, 61377), (1497, 38171), (2009, 28443), (2337, 24451), (2793, 20459), (3493, 16359), (5453, 10479), (6027, 9481)]