128825144

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{31513}}^1$

素因数の和:31599

約数の個数: 32

約数和(自身を含む): 279844320

約数和(自身を除く): 151019176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 31513, 63026, 126052, 220591, 252104, 441182, 882364, 1764728, 2300449, 4600898, 9201796, 16103143, 18403592, 32206286, 64412572, 128825144]

約数ペア:

[(1, 128825144), (2, 64412572), (4, 32206286), (7, 18403592), (8, 16103143), (14, 9201796), (28, 4600898), (56, 2300449), (73, 1764728), (146, 882364), (292, 441182), (511, 252104), (584, 220591), (1022, 126052), (2044, 63026), (4088, 31513)]