128582775

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2683}}^1$

素因数の和:2773

約数の個数: 48

約数和(自身を含む): 239627520

約数和(自身を除く): 111044745

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1775, 1917, 2683, 3195, 5325, 8049, 9585, 13415, 15975, 24147, 40245, 47925, 67075, 72441, 120735, 190493, 201225, 362205, 571479, 603675, 952465, 1714437, 1811025, 2857395, 4762325, 5143311, 8572185, 14286975, 25716555, 42860925, 128582775]

約数ペア:

[(1, 128582775), (3, 42860925), (5, 25716555), (9, 14286975), (15, 8572185), (25, 5143311), (27, 4762325), (45, 2857395), (71, 1811025), (75, 1714437), (135, 952465), (213, 603675), (225, 571479), (355, 362205), (639, 201225), (675, 190493), (1065, 120735), (1775, 72441), (1917, 67075), (2683, 47925), (3195, 40245), (5325, 24147), (8049, 15975), (9585, 13415)]