245315854

素因数分解:

$2^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{9973}}^1$

素因数の和:10240

約数の個数: 24

約数和(自身を含む): 429799608

約数和(自身を除く): 184483754

約数列:

[1, 2, 7, 14, 49, 98, 251, 502, 1757, 3514, 9973, 12299, 19946, 24598, 69811, 139622, 488677, 977354, 2503223, 5006446, 17522561, 35045122, 122657927, 245315854]

約数ペア:

[(1, 245315854), (2, 122657927), (7, 35045122), (14, 17522561), (49, 5006446), (98, 2503223), (251, 977354), (502, 488677), (1757, 139622), (3514, 69811), (9973, 24598), (12299, 19946)]