6978650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 15046656

約数和(自身を除く): 8068006

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 127, 157, 175, 254, 314, 350, 635, 785, 889, 1099, 1270, 1570, 1778, 2198, 3175, 3925, 4445, 5495, 6350, 7850, 8890, 10990, 19939, 22225, 27475, 39878, 44450, 54950, 99695, 139573, 199390, 279146, 498475, 697865, 996950, 1395730, 3489325, 6978650]

約数ペア:

[(1, 6978650), (2, 3489325), (5, 1395730), (7, 996950), (10, 697865), (14, 498475), (25, 279146), (35, 199390), (50, 139573), (70, 99695), (127, 54950), (157, 44450), (175, 39878), (254, 27475), (314, 22225), (350, 19939), (635, 10990), (785, 8890), (889, 7850), (1099, 6350), (1270, 5495), (1570, 4445), (1778, 3925), (2198, 3175)]