217188112

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{42821}}^1$

素因数の和:43146

約数の個数: 20

約数和(自身を含む): 422139276

約数和(自身を除く): 204951164

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 42821, 85642, 171284, 342568, 685136, 13574257, 27148514, 54297028, 108594056, 217188112]

約数ペア:

[(1, 217188112), (2, 108594056), (4, 54297028), (8, 27148514), (16, 13574257), (317, 685136), (634, 342568), (1268, 171284), (2536, 85642), (5072, 42821)]