28212272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1197

約数の個数: 40

約数和(自身を含む): 60069072

約数和(自身を除く): 31856800

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 157, 176, 314, 628, 1021, 1256, 1727, 2042, 2512, 3454, 4084, 6908, 8168, 11231, 13816, 16336, 22462, 27632, 44924, 89848, 160297, 179696, 320594, 641188, 1282376, 1763267, 2564752, 3526534, 7053068, 14106136, 28212272]

約数ペア:

[(1, 28212272), (2, 14106136), (4, 7053068), (8, 3526534), (11, 2564752), (16, 1763267), (22, 1282376), (44, 641188), (88, 320594), (157, 179696), (176, 160297), (314, 89848), (628, 44924), (1021, 27632), (1256, 22462), (1727, 16336), (2042, 13816), (2512, 11231), (3454, 8168), (4084, 6908)]