3976175021

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4481}}^1$

素因数の和:4714

約数の個数: 32

約数和(自身を含む): 5019840000

約数和(自身を除く): 1043664979

約数列:

[1, 7, 13, 49, 91, 199, 343, 637, 1393, 2587, 4459, 4481, 9751, 18109, 31367, 58253, 68257, 126763, 219569, 407771, 887341, 891719, 1536983, 2854397, 6242033, 11592347, 19980779, 43694231, 81146429, 305859617, 568025003, 3976175021]

約数ペア:

[(1, 3976175021), (7, 568025003), (13, 305859617), (49, 81146429), (91, 43694231), (199, 19980779), (343, 11592347), (637, 6242033), (1393, 2854397), (2587, 1536983), (4459, 891719), (4481, 887341), (9751, 407771), (18109, 219569), (31367, 126763), (58253, 68257)]