248149551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 365202432

約数和(自身を除く): 117052881

約数列:

[1, 3, 13, 39, 53, 159, 271, 443, 689, 813, 1329, 2067, 3523, 5759, 10569, 14363, 17277, 23479, 43089, 70437, 120053, 186719, 305227, 360159, 560157, 915681, 1560689, 4682067, 6362809, 19088427, 82716517, 248149551]

約数ペア:

[(1, 248149551), (3, 82716517), (13, 19088427), (39, 6362809), (53, 4682067), (159, 1560689), (271, 915681), (443, 560157), (689, 360159), (813, 305227), (1329, 186719), (2067, 120053), (3523, 70437), (5759, 43089), (10569, 23479), (14363, 17277)]