205012951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 251596800

約数和(自身を除く): 46583849

約数列:

[1, 11, 13, 31, 103, 143, 341, 403, 449, 1133, 1339, 3193, 4433, 4939, 5837, 13919, 14729, 35123, 41509, 46247, 64207, 153109, 180947, 456599, 508717, 601211, 1433657, 1990417, 6613321, 15770227, 18637541, 205012951]

約数ペア:

[(1, 205012951), (11, 18637541), (13, 15770227), (31, 6613321), (103, 1990417), (143, 1433657), (341, 601211), (403, 508717), (449, 456599), (1133, 180947), (1339, 153109), (3193, 64207), (4433, 46247), (4939, 41509), (5837, 35123), (13919, 14729)]