28141036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91367}}^1$

素因数の和:91389

約数の個数: 24

約数和(自身を含む): 61399296

約数和(自身を除く): 33258260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91367, 182734, 365468, 639569, 1005037, 1279138, 2010074, 2558276, 4020148, 7035259, 14070518, 28141036]

約数ペア:

[(1, 28141036), (2, 14070518), (4, 7035259), (7, 4020148), (11, 2558276), (14, 2010074), (22, 1279138), (28, 1005037), (44, 639569), (77, 365468), (154, 182734), (308, 91367)]