126996945

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{2131}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 211835520

約数和(自身を除く): 84838575

約数列:

[1, 3, 5, 15, 29, 87, 137, 145, 411, 435, 685, 2055, 2131, 3973, 6393, 10655, 11919, 19865, 31965, 59595, 61799, 185397, 291947, 308995, 875841, 926985, 1459735, 4379205, 8466463, 25399389, 42332315, 126996945]

約数ペア:

[(1, 126996945), (3, 42332315), (5, 25399389), (15, 8466463), (29, 4379205), (87, 1459735), (137, 926985), (145, 875841), (411, 308995), (435, 291947), (685, 185397), (2055, 61799), (2131, 59595), (3973, 31965), (6393, 19865), (10655, 11919)]