1243237784

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{989839}}^1$

素因数の和:990002

約数の個数: 16

約数和(自身を含む): 2345920800

約数和(自身を除く): 1102683016

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 989839, 1979678, 3959356, 7918712, 155404723, 310809446, 621618892, 1243237784]

約数ペア:

[(1, 1243237784), (2, 621618892), (4, 310809446), (8, 155404723), (157, 7918712), (314, 3959356), (628, 1979678), (1256, 989839)]