279846

素因数分解:

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

素因数の和:2236

約数の個数: 24

約数和(自身を含む): 693264

約数和(自身を除く): 413418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2221, 4442, 6663, 13326, 15547, 19989, 31094, 39978, 46641, 93282, 139923, 279846]

約数ペア:

[(1, 279846), (2, 139923), (3, 93282), (6, 46641), (7, 39978), (9, 31094), (14, 19989), (18, 15547), (21, 13326), (42, 6663), (63, 4442), (126, 2221)]