221437232

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{79999}}^1$

素因数の和:80180

約数の個数: 20

約数和(自身を含む): 431520000

約数和(自身を除く): 210082768

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 79999, 159998, 319996, 639992, 1279984, 13839827, 27679654, 55359308, 110718616, 221437232]

約数ペア:

[(1, 221437232), (2, 110718616), (4, 55359308), (8, 27679654), (16, 13839827), (173, 1279984), (346, 639992), (692, 319996), (1384, 159998), (2768, 79999)]