287172944

素因数分解:

$2^4\times {\mathrm{1721}}^1\times {\mathrm{10429}}^1$

素因数の和:12158

約数の個数: 20

約数和(自身を含む): 556774260

約数和(自身を除く): 269601316

約数列:

[1, 2, 4, 8, 16, 1721, 3442, 6884, 10429, 13768, 20858, 27536, 41716, 83432, 166864, 17948309, 35896618, 71793236, 143586472, 287172944]

約数ペア:

[(1, 287172944), (2, 143586472), (4, 71793236), (8, 35896618), (16, 17948309), (1721, 166864), (3442, 83432), (6884, 41716), (10429, 27536), (13768, 20858)]