208303669

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 267321600

約数和(自身を除く): 59017931

約数列:

[1, 7, 17, 19, 119, 133, 181, 323, 509, 1267, 2261, 3077, 3439, 3563, 8653, 9671, 21539, 24073, 58463, 60571, 67697, 92129, 164407, 409241, 644903, 1150849, 1566193, 1750451, 10963351, 12253157, 29757667, 208303669]

約数ペア:

[(1, 208303669), (7, 29757667), (17, 12253157), (19, 10963351), (119, 1750451), (133, 1566193), (181, 1150849), (323, 644903), (509, 409241), (1267, 164407), (2261, 92129), (3077, 67697), (3439, 60571), (3563, 58463), (8653, 24073), (9671, 21539)]