28135558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{5351}}^1$

素因数の和:5603

約数の個数: 16

約数和(自身を含む): 46241280

約数和(自身を除く): 18105722

約数列:

[1, 2, 11, 22, 239, 478, 2629, 5258, 5351, 10702, 58861, 117722, 1278889, 2557778, 14067779, 28135558]

約数ペア:

[(1, 28135558), (2, 14067779), (11, 2557778), (22, 1278889), (239, 117722), (478, 58861), (2629, 10702), (5258, 5351)]