208972011

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{5237}}^1$

素因数の和:5570

約数の個数: 16

約数和(自身を含む): 285617664

約数和(自身を除く): 76645653

約数列:

[1, 3, 47, 141, 283, 849, 5237, 13301, 15711, 39903, 246139, 738417, 1482071, 4446213, 69657337, 208972011]

約数ペア:

[(1, 208972011), (3, 69657337), (47, 4446213), (141, 1482071), (283, 738417), (849, 246139), (5237, 39903), (13301, 15711)]