977842943

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 1253726208

約数和(自身を除く): 275883265

約数列:

[1, 7, 11, 47, 77, 157, 329, 517, 1099, 1721, 1727, 3619, 7379, 12047, 12089, 18931, 51653, 80887, 81169, 132517, 270197, 566209, 568183, 889757, 1891379, 2972167, 6228299, 12699259, 20805169, 88894813, 139691849, 977842943]

約数ペア:

[(1, 977842943), (7, 139691849), (11, 88894813), (47, 20805169), (77, 12699259), (157, 6228299), (329, 2972167), (517, 1891379), (1099, 889757), (1721, 568183), (1727, 566209), (3619, 270197), (7379, 132517), (12047, 81169), (12089, 80887), (18931, 51653)]