81140444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263443}}^1$

素因数の和:263465

約数の個数: 24

約数和(自身を含む): 177034368

約数和(自身を除く): 95893924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263443, 526886, 1053772, 1844101, 2897873, 3688202, 5795746, 7376404, 11591492, 20285111, 40570222, 81140444]

約数ペア:

[(1, 81140444), (2, 40570222), (4, 20285111), (7, 11591492), (11, 7376404), (14, 5795746), (22, 3688202), (28, 2897873), (44, 1844101), (77, 1053772), (154, 526886), (308, 263443)]