201997085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{5741}}^1$

素因数の和:6004

約数の個数: 16

約数和(自身を含む): 251361792

約数和(自身を除く): 49364707

約数列:

[1, 5, 31, 155, 227, 1135, 5741, 7037, 28705, 35185, 177971, 889855, 1303207, 6516035, 40399417, 201997085]

約数ペア:

[(1, 201997085), (5, 40399417), (31, 6516035), (155, 1303207), (227, 889855), (1135, 177971), (5741, 35185), (7037, 28705)]