989291524

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{112573}}^1$

素因数の和:112616

約数の個数: 24

約数和(自身を含む): 1875482840

約数和(自身を除く): 886191316

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 4394, 8788, 112573, 225146, 450292, 1463449, 2926898, 5853796, 19024837, 38049674, 76099348, 247322881, 494645762, 989291524]

約数ペア:

[(1, 989291524), (2, 494645762), (4, 247322881), (13, 76099348), (26, 38049674), (52, 19024837), (169, 5853796), (338, 2926898), (676, 1463449), (2197, 450292), (4394, 225146), (8788, 112573)]