28790872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6173}}^1$

素因数の和:6243

約数の個数: 32

約数和(自身を含む): 60011280

約数和(自身を除く): 31220408

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4664, 6173, 12346, 24692, 49384, 67903, 135806, 271612, 327169, 543224, 654338, 1308676, 2617352, 3598859, 7197718, 14395436, 28790872]

約数ペア:

[(1, 28790872), (2, 14395436), (4, 7197718), (8, 3598859), (11, 2617352), (22, 1308676), (44, 654338), (53, 543224), (88, 327169), (106, 271612), (212, 135806), (424, 67903), (583, 49384), (1166, 24692), (2332, 12346), (4664, 6173)]