648783973019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{253349}}^1$

素因数の和:253739

約数の個数: 32

約数和(自身を含む): 809033702400

約数和(自身を除く): 160249729381

約数列:

[1, 7, 13, 91, 107, 263, 749, 1391, 1841, 3419, 9737, 23933, 28141, 196987, 253349, 365833, 1773443, 2560831, 3293537, 23054759, 27108343, 66630787, 189758401, 352408459, 466415509, 866200231, 2466859213, 6063401617, 7129494209, 49906459463, 92683424717, 648783973019]

約数ペア:

[(1, 648783973019), (7, 92683424717), (13, 49906459463), (91, 7129494209), (107, 6063401617), (263, 2466859213), (749, 866200231), (1391, 466415509), (1841, 352408459), (3419, 189758401), (9737, 66630787), (23933, 27108343), (28141, 23054759), (196987, 3293537), (253349, 2560831), (365833, 1773443)]