257304956

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 486077760

約数和(自身を除く): 228772804

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 269, 281, 538, 562, 851, 1076, 1124, 1702, 3404, 6187, 6463, 9953, 10397, 12374, 12926, 19906, 20794, 24748, 25852, 39812, 41588, 75589, 151178, 228919, 239131, 302356, 457838, 478262, 915676, 956524, 1738547, 2796793, 3477094, 5593586, 6954188, 11187172, 64326239, 128652478, 257304956]

約数ペア:

[(1, 257304956), (2, 128652478), (4, 64326239), (23, 11187172), (37, 6954188), (46, 5593586), (74, 3477094), (92, 2796793), (148, 1738547), (269, 956524), (281, 915676), (538, 478262), (562, 457838), (851, 302356), (1076, 239131), (1124, 228919), (1702, 151178), (3404, 75589), (6187, 41588), (6463, 39812), (9953, 25852), (10397, 24748), (12374, 20794), (12926, 19906)]