259450219

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1\times {\mathrm{1049}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 300888000

約数和(自身を除く): 41437781

約数列:

[1, 7, 89, 397, 623, 1049, 2779, 7343, 35333, 93361, 247331, 416453, 653527, 2915171, 37064317, 259450219]

約数ペア:

[(1, 259450219), (7, 37064317), (89, 2915171), (397, 653527), (623, 416453), (1049, 247331), (2779, 93361), (7343, 35333)]