28861426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{17971}}^1$

素因数の和:18057

約数の個数: 16

約数和(自身を含む): 47877408

約数和(自身を除く): 19015982

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 17971, 35942, 197681, 395362, 1311883, 2623766, 14430713, 28861426]

約数ペア:

[(1, 28861426), (2, 14430713), (11, 2623766), (22, 1311883), (73, 395362), (146, 197681), (803, 35942), (1606, 17971)]