258986588

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{318949}}^1$

素因数の和:318989

約数の個数: 24

約数和(自身を含む): 535836000

約数和(自身を除く): 276849412

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 318949, 637898, 1275796, 2232643, 4465286, 8930572, 9249521, 18499042, 36998084, 64746647, 129493294, 258986588]

約数ペア:

[(1, 258986588), (2, 129493294), (4, 64746647), (7, 36998084), (14, 18499042), (28, 9249521), (29, 8930572), (58, 4465286), (116, 2232643), (203, 1275796), (406, 637898), (812, 318949)]