217335956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{4721}}^1$

素因数の和:5419

約数の個数: 24

約数和(自身を含む): 403391016

約数和(自身を除く): 186055060

約数列:

[1, 2, 4, 17, 34, 68, 677, 1354, 2708, 4721, 9442, 11509, 18884, 23018, 46036, 80257, 160514, 321028, 3196117, 6392234, 12784468, 54333989, 108667978, 217335956]

約数ペア:

[(1, 217335956), (2, 108667978), (4, 54333989), (17, 12784468), (34, 6392234), (68, 3196117), (677, 321028), (1354, 160514), (2708, 80257), (4721, 46036), (9442, 23018), (11509, 18884)]