2090547

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 3194880

約数和(自身を除く): 1104333

約数列:

[1, 3, 9, 31, 59, 93, 127, 177, 279, 381, 531, 1143, 1829, 3937, 5487, 7493, 11811, 16461, 22479, 35433, 67437, 232283, 696849, 2090547]

約数ペア:

[(1, 2090547), (3, 696849), (9, 232283), (31, 67437), (59, 35433), (93, 22479), (127, 16461), (177, 11811), (279, 7493), (381, 5487), (531, 3937), (1143, 1829)]