28406268

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23911}}^1$

素因数の和:23935

約数の個数: 48

約数和(自身を含む): 80344320

約数和(自身を除く): 51938052

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 23911, 47822, 71733, 95644, 143466, 215199, 263021, 286932, 430398, 526042, 645597, 789063, 860796, 1052084, 1291194, 1578126, 2367189, 2582388, 3156252, 4734378, 7101567, 9468756, 14203134, 28406268]

約数ペア:

[(1, 28406268), (2, 14203134), (3, 9468756), (4, 7101567), (6, 4734378), (9, 3156252), (11, 2582388), (12, 2367189), (18, 1578126), (22, 1291194), (27, 1052084), (33, 860796), (36, 789063), (44, 645597), (54, 526042), (66, 430398), (99, 286932), (108, 263021), (132, 215199), (198, 143466), (297, 95644), (396, 71733), (594, 47822), (1188, 23911)]