221507274

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{247771}}^1$

素因数の和:247925

約数の個数: 16

約数和(自身を含む): 445989600

約数和(自身を除く): 224482326

約数列:

[1, 2, 3, 6, 149, 298, 447, 894, 247771, 495542, 743313, 1486626, 36917879, 73835758, 110753637, 221507274]

約数ペア:

[(1, 221507274), (2, 110753637), (3, 73835758), (6, 36917879), (149, 1486626), (298, 743313), (447, 495542), (894, 247771)]