28198764

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71209}}^1$

素因数の和:71230

約数の個数: 36

約数和(自身を含む): 77761320

約数和(自身を除く): 49562556

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71209, 142418, 213627, 284836, 427254, 640881, 783299, 854508, 1281762, 1566598, 2349897, 2563524, 3133196, 4699794, 7049691, 9399588, 14099382, 28198764]

約数ペア:

[(1, 28198764), (2, 14099382), (3, 9399588), (4, 7049691), (6, 4699794), (9, 3133196), (11, 2563524), (12, 2349897), (18, 1566598), (22, 1281762), (33, 854508), (36, 783299), (44, 640881), (66, 427254), (99, 284836), (132, 213627), (198, 142418), (396, 71209)]