28240218

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{3331}}^1$

素因数の和:3499

約数の個数: 32

約数和(自身を含む): 63174720

約数和(自身を除く): 34934502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 3331, 4239, 6662, 8478, 9993, 19986, 29979, 59958, 89937, 179874, 522967, 1045934, 1568901, 3137802, 4706703, 9413406, 14120109, 28240218]

約数ペア:

[(1, 28240218), (2, 14120109), (3, 9413406), (6, 4706703), (9, 3137802), (18, 1568901), (27, 1045934), (54, 522967), (157, 179874), (314, 89937), (471, 59958), (942, 29979), (1413, 19986), (2826, 9993), (3331, 8478), (4239, 6662)]