71785994

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 127424640

約数和(自身を除く): 55638646

約数列:

[1, 2, 7, 14, 37, 74, 139, 259, 278, 518, 973, 997, 1946, 1994, 5143, 6979, 10286, 13958, 36001, 36889, 72002, 73778, 138583, 258223, 277166, 516446, 970081, 1940162, 5127571, 10255142, 35892997, 71785994]

約数ペア:

[(1, 71785994), (2, 35892997), (7, 10255142), (14, 5127571), (37, 1940162), (74, 970081), (139, 516446), (259, 277166), (278, 258223), (518, 138583), (973, 73778), (997, 72002), (1946, 36889), (1994, 36001), (5143, 13958), (6979, 10286)]