217536484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4999}}^1$

素因数の和:5080

約数の個数: 48

約数和(自身を含む): 443520000

約数和(自身を除く): 225983516

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1892, 1978, 3956, 4999, 9998, 10879, 19996, 21758, 43516, 54989, 109978, 114977, 214957, 219956, 229954, 429914, 459908, 859828, 1264747, 2364527, 2529494, 4729054, 4944011, 5058988, 9458108, 9888022, 19776044, 54384121, 108768242, 217536484]

約数ペア:

[(1, 217536484), (2, 108768242), (4, 54384121), (11, 19776044), (22, 9888022), (23, 9458108), (43, 5058988), (44, 4944011), (46, 4729054), (86, 2529494), (92, 2364527), (172, 1264747), (253, 859828), (473, 459908), (506, 429914), (946, 229954), (989, 219956), (1012, 214957), (1892, 114977), (1978, 109978), (3956, 54989), (4999, 43516), (9998, 21758), (10879, 19996)]