20171027425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{443563}}^1$

素因数の和:443697

約数の個数: 24

約数和(自身を含む): 26730940896

約数和(自身を除く): 6559913471

約数列:

[1, 5, 17, 25, 85, 107, 425, 535, 1819, 2675, 9095, 45475, 443563, 2217815, 7540571, 11089075, 37702855, 47461241, 188514275, 237306205, 806841097, 1186531025, 4034205485, 20171027425]

約数ペア:

[(1, 20171027425), (5, 4034205485), (17, 1186531025), (25, 806841097), (85, 237306205), (107, 188514275), (425, 47461241), (535, 37702855), (1819, 11089075), (2675, 7540571), (9095, 2217815), (45475, 443563)]