128715615

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{136207}}^1$

素因数の和:136228

約数の個数: 32

約数和(自身を含む): 261519360

約数和(自身を除く): 132803745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 136207, 408621, 681035, 953449, 1225863, 2043105, 2860347, 3677589, 4767245, 6129315, 8581041, 14301735, 18387945, 25743123, 42905205, 128715615]

約数ペア:

[(1, 128715615), (3, 42905205), (5, 25743123), (7, 18387945), (9, 14301735), (15, 8581041), (21, 6129315), (27, 4767245), (35, 3677589), (45, 2860347), (63, 2043105), (105, 1225863), (135, 953449), (189, 681035), (315, 408621), (945, 136207)]