211808165

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^2$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 267269352

約数和(自身を除く): 55461187

約数列:

[1, 5, 37, 61, 137, 185, 305, 685, 2257, 5069, 8357, 11285, 18769, 25345, 41785, 93845, 309209, 694453, 1144909, 1546045, 3472265, 5724545, 42361633, 211808165]

約数ペア:

[(1, 211808165), (5, 42361633), (37, 5724545), (61, 3472265), (137, 1546045), (185, 1144909), (305, 694453), (685, 309209), (2257, 93845), (5069, 41785), (8357, 25345), (11285, 18769)]