13871529

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 22997312

約数和(自身を除く): 9125783

約数列:

[1, 3, 7, 9, 21, 63, 421, 523, 1263, 1569, 2947, 3661, 3789, 4707, 8841, 10983, 26523, 32949, 220183, 660549, 1541281, 1981647, 4623843, 13871529]

約数ペア:

[(1, 13871529), (3, 4623843), (7, 1981647), (9, 1541281), (21, 660549), (63, 220183), (421, 32949), (523, 26523), (1263, 10983), (1569, 8841), (2947, 4707), (3661, 3789)]