3889221

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 6251520

約数和(自身を除く): 2362299

約数列:

[1, 3, 7, 21, 43, 59, 73, 129, 177, 219, 301, 413, 511, 903, 1239, 1533, 2537, 3139, 4307, 7611, 9417, 12921, 17759, 21973, 30149, 53277, 65919, 90447, 185201, 555603, 1296407, 3889221]

約数ペア:

[(1, 3889221), (3, 1296407), (7, 555603), (21, 185201), (43, 90447), (59, 65919), (73, 53277), (129, 30149), (177, 21973), (219, 17759), (301, 12921), (413, 9417), (511, 7611), (903, 4307), (1239, 3139), (1533, 2537)]