8881278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 20507136

約数和(自身を除く): 11625858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2053, 2163, 4106, 4326, 6159, 12318, 14371, 28742, 43113, 86226, 211459, 422918, 634377, 1268754, 1480213, 2960426, 4440639, 8881278]

約数ペア:

[(1, 8881278), (2, 4440639), (3, 2960426), (6, 1480213), (7, 1268754), (14, 634377), (21, 422918), (42, 211459), (103, 86226), (206, 43113), (309, 28742), (618, 14371), (721, 12318), (1442, 6159), (2053, 4326), (2163, 4106)]