199365587

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4289}}^1$

素因数の和:4402

約数の個数: 16

約数和(自身を含む): 217451520

約数和(自身を除く): 18085933

約数列:

[1, 23, 43, 47, 989, 1081, 2021, 4289, 46483, 98647, 184427, 201583, 4241821, 4636409, 8668069, 199365587]

約数ペア:

[(1, 199365587), (23, 8668069), (43, 4636409), (47, 4241821), (989, 201583), (1081, 184427), (2021, 98647), (4289, 46483)]