1946021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 2457600

約数和(自身を除く): 511579

約数列:

[1, 7, 11, 77, 127, 199, 889, 1393, 1397, 2189, 9779, 15323, 25273, 176911, 278003, 1946021]

約数ペア:

[(1, 1946021), (7, 278003), (11, 176911), (77, 25273), (127, 15323), (199, 9779), (889, 2189), (1393, 1397)]