71490231

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 106024464

約数和(自身を除く): 34534233

約数列:

[1, 3, 9, 61, 107, 183, 321, 549, 963, 1217, 3651, 6527, 10953, 19581, 58743, 74237, 130219, 222711, 390657, 668133, 1171971, 7943359, 23830077, 71490231]

約数ペア:

[(1, 71490231), (3, 23830077), (9, 7943359), (61, 1171971), (107, 668133), (183, 390657), (321, 222711), (549, 130219), (963, 74237), (1217, 58743), (3651, 19581), (6527, 10953)]