209213626

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{2777}}^1$

素因数の和:3189

約数の個数: 16

約数和(自身を含む): 317358720

約数和(自身を除く): 108145094

約数列:

[1, 2, 139, 271, 278, 542, 2777, 5554, 37669, 75338, 386003, 752567, 772006, 1505134, 104606813, 209213626]

約数ペア:

[(1, 209213626), (2, 104606813), (139, 1505134), (271, 772006), (278, 752567), (542, 386003), (2777, 75338), (5554, 37669)]