51347975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15443}}^1$

素因数の和:15479

約数の個数: 24

約数和(自身を含む): 76602240

約数和(自身を除く): 25254265

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 15443, 77215, 108101, 293417, 386075, 540505, 1467085, 2053919, 2702525, 7335425, 10269595, 51347975]

約数ペア:

[(1, 51347975), (5, 10269595), (7, 7335425), (19, 2702525), (25, 2053919), (35, 1467085), (95, 540505), (133, 386075), (175, 293417), (475, 108101), (665, 77215), (3325, 15443)]