207081

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 361920

約数和(自身を除く): 154839

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 173, 399, 519, 1197, 1211, 1557, 3287, 3633, 9861, 10899, 23009, 29583, 69027, 207081]

約数ペア:

[(1, 207081), (3, 69027), (7, 29583), (9, 23009), (19, 10899), (21, 9861), (57, 3633), (63, 3287), (133, 1557), (171, 1211), (173, 1197), (399, 519)]