27881425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:754

約数の個数: 36

約数和(自身を含む): 40982620

約数和(自身を除く): 13101195

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 709, 715, 1573, 3025, 3545, 3575, 7799, 7865, 9217, 17725, 38995, 39325, 46085, 85789, 101387, 194975, 230425, 428945, 506935, 1115257, 2144725, 2534675, 5576285, 27881425]

約数ペア:

[(1, 27881425), (5, 5576285), (11, 2534675), (13, 2144725), (25, 1115257), (55, 506935), (65, 428945), (121, 230425), (143, 194975), (275, 101387), (325, 85789), (605, 46085), (709, 39325), (715, 38995), (1573, 17725), (3025, 9217), (3545, 7865), (3575, 7799)]