28067325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2617}}^1$

素因数の和:2654

約数の個数: 48

約数和(自身を含む): 54538176

約数和(自身を除く): 26470851

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 2617, 3575, 7851, 10725, 13085, 28787, 34021, 39255, 65425, 86361, 102063, 143935, 170105, 196275, 374231, 431805, 510315, 719675, 850525, 1122693, 1871155, 2159025, 2551575, 5613465, 9355775, 28067325]

約数ペア:

[(1, 28067325), (3, 9355775), (5, 5613465), (11, 2551575), (13, 2159025), (15, 1871155), (25, 1122693), (33, 850525), (39, 719675), (55, 510315), (65, 431805), (75, 374231), (143, 196275), (165, 170105), (195, 143935), (275, 102063), (325, 86361), (429, 65425), (715, 39255), (825, 34021), (975, 28787), (2145, 13085), (2617, 10725), (3575, 7851)]