217400024

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{3931}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 422768640

約数和(自身を除く): 205368616

約数列:

[1, 2, 4, 8, 31, 62, 124, 223, 248, 446, 892, 1784, 3931, 6913, 7862, 13826, 15724, 27652, 31448, 55304, 121861, 243722, 487444, 876613, 974888, 1753226, 3506452, 7012904, 27175003, 54350006, 108700012, 217400024]

約数ペア:

[(1, 217400024), (2, 108700012), (4, 54350006), (8, 27175003), (31, 7012904), (62, 3506452), (124, 1753226), (223, 974888), (248, 876613), (446, 487444), (892, 243722), (1784, 121861), (3931, 55304), (6913, 31448), (7862, 27652), (13826, 15724)]