28752625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 24

約数和(自身を含む): 39462696

約数和(自身を除く): 10710071

約数列:

[1, 5, 11, 25, 55, 121, 125, 275, 605, 1375, 1901, 3025, 9505, 15125, 20911, 47525, 104555, 230021, 237625, 522775, 1150105, 2613875, 5750525, 28752625]

約数ペア:

[(1, 28752625), (5, 5750525), (11, 2613875), (25, 1150105), (55, 522775), (121, 237625), (125, 230021), (275, 104555), (605, 47525), (1375, 20911), (1901, 15125), (3025, 9505)]