253290177

素因数分解:

$3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{7993}}^1$

素因数の和:8509

約数の個数: 24

約数和(自身を含む): 419013504

約数和(自身を除く): 165723327

約数列:

[1, 3, 7, 9, 21, 63, 503, 1509, 3521, 4527, 7993, 10563, 23979, 31689, 55951, 71937, 167853, 503559, 4020479, 12061437, 28143353, 36184311, 84430059, 253290177]

約数ペア:

[(1, 253290177), (3, 84430059), (7, 36184311), (9, 28143353), (21, 12061437), (63, 4020479), (503, 503559), (1509, 167853), (3521, 71937), (4527, 55951), (7993, 31689), (10563, 23979)]