208390097

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 233948736

約数和(自身を除く): 25558639

約数列:

[1, 17, 23, 107, 289, 293, 391, 1819, 2461, 4981, 6647, 6739, 30923, 31351, 41837, 84677, 114563, 532967, 711229, 721073, 1947571, 9060439, 12258241, 208390097]

約数ペア:

[(1, 208390097), (17, 12258241), (23, 9060439), (107, 1947571), (289, 721073), (293, 711229), (391, 532967), (1819, 114563), (2461, 84677), (4981, 41837), (6647, 31351), (6739, 30923)]