28890883

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1811}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 34442496

約数和(自身を除く): 5551613

約数列:

[1, 7, 43, 53, 301, 371, 1811, 2279, 12677, 15953, 77873, 95983, 545111, 671881, 4127269, 28890883]

約数ペア:

[(1, 28890883), (7, 4127269), (43, 671881), (53, 545111), (301, 95983), (371, 77873), (1811, 15953), (2279, 12677)]