839538

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 2133120

約数和(自身を除く): 1293582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 2221, 4442, 6663, 13326, 15547, 19989, 31094, 39978, 46641, 59967, 93282, 119934, 139923, 279846, 419769, 839538]

約数ペア:

[(1, 839538), (2, 419769), (3, 279846), (6, 139923), (7, 119934), (9, 93282), (14, 59967), (18, 46641), (21, 39978), (27, 31094), (42, 19989), (54, 15547), (63, 13326), (126, 6663), (189, 4442), (378, 2221)]