28778134

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{186871}}^1$

素因数の和:186891

約数の個数: 16

約数和(自身を含む): 53819136

約数和(自身を除く): 25041002

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 186871, 373742, 1308097, 2055581, 2616194, 4111162, 14389067, 28778134]

約数ペア:

[(1, 28778134), (2, 14389067), (7, 4111162), (11, 2616194), (14, 2055581), (22, 1308097), (77, 373742), (154, 186871)]