28139916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47857}}^1$

素因数の和:47878

約数の個数: 36

約数和(自身を含む): 76381368

約数和(自身を除く): 48241452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 47857, 95714, 143571, 191428, 287142, 334999, 574284, 669998, 1004997, 1339996, 2009994, 2344993, 4019988, 4689986, 7034979, 9379972, 14069958, 28139916]

約数ペア:

[(1, 28139916), (2, 14069958), (3, 9379972), (4, 7034979), (6, 4689986), (7, 4019988), (12, 2344993), (14, 2009994), (21, 1339996), (28, 1004997), (42, 669998), (49, 574284), (84, 334999), (98, 287142), (147, 191428), (196, 143571), (294, 95714), (588, 47857)]