51072399

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42667}}^1$

素因数の和:42699

約数の個数: 24

約数和(自身を含む): 88749440

約数和(自身を除く): 37677041

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 42667, 128001, 298669, 384003, 810673, 896007, 2432019, 2688021, 5674711, 7296057, 17024133, 51072399]

約数ペア:

[(1, 51072399), (3, 17024133), (7, 7296057), (9, 5674711), (19, 2688021), (21, 2432019), (57, 896007), (63, 810673), (133, 384003), (171, 298669), (399, 128001), (1197, 42667)]