81093159

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1831}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 144801280

約数和(自身を除く): 63708121

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 1831, 2109, 2331, 4921, 5493, 6327, 12817, 14763, 16479, 34789, 38451, 44289, 67747, 104367, 115353, 203241, 243523, 313101, 474229, 609723, 730569, 1287193, 1422687, 2191707, 3861579, 4268061, 9010351, 11584737, 27031053, 81093159]

約数ペア:

[(1, 81093159), (3, 27031053), (7, 11584737), (9, 9010351), (19, 4268061), (21, 3861579), (37, 2191707), (57, 1422687), (63, 1287193), (111, 730569), (133, 609723), (171, 474229), (259, 313101), (333, 243523), (399, 203241), (703, 115353), (777, 104367), (1197, 67747), (1831, 44289), (2109, 38451), (2331, 34789), (4921, 16479), (5493, 14763), (6327, 12817)]