221230953

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 335664000

約数和(自身を除く): 114433047

約数列:

[1, 3, 9, 27, 73, 107, 219, 321, 657, 963, 1049, 1971, 2889, 3147, 7811, 9441, 23433, 28323, 70299, 76577, 112243, 210897, 229731, 336729, 689193, 1010187, 2067579, 3030561, 8193739, 24581217, 73743651, 221230953]

約数ペア:

[(1, 221230953), (3, 73743651), (9, 24581217), (27, 8193739), (73, 3030561), (107, 2067579), (219, 1010187), (321, 689193), (657, 336729), (963, 229731), (1049, 210897), (1971, 112243), (2889, 76577), (3147, 70299), (7811, 28323), (9441, 23433)]