128440928

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52127}}^1$

素因数の和:52155

約数の個数: 48

約数和(自身を含む): 315270144

約数和(自身を除く): 186829216

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 52127, 104254, 208508, 364889, 417016, 573397, 729778, 834032, 1146794, 1459556, 1668064, 2293588, 2919112, 4013779, 4587176, 5838224, 8027558, 9174352, 11676448, 16055116, 18348704, 32110232, 64220464, 128440928]

約数ペア:

[(1, 128440928), (2, 64220464), (4, 32110232), (7, 18348704), (8, 16055116), (11, 11676448), (14, 9174352), (16, 8027558), (22, 5838224), (28, 4587176), (32, 4013779), (44, 2919112), (56, 2293588), (77, 1668064), (88, 1459556), (112, 1146794), (154, 834032), (176, 729778), (224, 573397), (308, 417016), (352, 364889), (616, 208508), (1232, 104254), (2464, 52127)]