207918529

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{4177}}^1$

素因数の和:4744

約数の個数: 16

約数和(自身を含む): 256428928

約数和(自身を除く): 48510399

約数列:

[1, 7, 13, 91, 547, 3829, 4177, 7111, 29239, 49777, 54301, 380107, 2284819, 15993733, 29702647, 207918529]

約数ペア:

[(1, 207918529), (7, 29702647), (13, 15993733), (91, 2284819), (547, 380107), (3829, 54301), (4177, 49777), (7111, 29239)]