641796008

素因数分解:

$2^3\times 7^1\times {\mathrm{11460643}}^1$

素因数の和:11460656

約数の個数: 16

約数和(自身を含む): 1375277280

約数和(自身を除く): 733481272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 11460643, 22921286, 45842572, 80224501, 91685144, 160449002, 320898004, 641796008]

約数ペア:

[(1, 641796008), (2, 320898004), (4, 160449002), (7, 91685144), (8, 80224501), (14, 45842572), (28, 22921286), (56, 11460643)]