1331729

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 1755648

約数和(自身を除く): 423919

約数列:

[1, 7, 17, 19, 31, 119, 133, 217, 323, 361, 527, 589, 2261, 2527, 3689, 4123, 6137, 10013, 11191, 42959, 70091, 78337, 190247, 1331729]

約数ペア:

[(1, 1331729), (7, 190247), (17, 78337), (19, 70091), (31, 42959), (119, 11191), (133, 10013), (217, 6137), (323, 4123), (361, 3689), (527, 2527), (589, 2261)]