391446268

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{4831}}^1$

素因数の和:5313

約数の個数: 24

約数和(自身を含む): 701374464

約数和(自身を除く): 309928196

約数列:

[1, 2, 4, 47, 94, 188, 431, 862, 1724, 4831, 9662, 19324, 20257, 40514, 81028, 227057, 454114, 908228, 2082161, 4164322, 8328644, 97861567, 195723134, 391446268]

約数ペア:

[(1, 391446268), (2, 195723134), (4, 97861567), (47, 8328644), (94, 4164322), (188, 2082161), (431, 908228), (862, 454114), (1724, 227057), (4831, 81028), (9662, 40514), (19324, 20257)]