389916268

素因数分解:

$2^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{49207}}^1$

素因数の和:49501

約数の個数: 24

約数和(自身を含む): 782604032

約数和(自身を除く): 392687764

約数列:

[1, 2, 4, 7, 14, 28, 283, 566, 1132, 1981, 3962, 7924, 49207, 98414, 196828, 344449, 688898, 1377796, 13925581, 27851162, 55702324, 97479067, 194958134, 389916268]

約数ペア:

[(1, 389916268), (2, 194958134), (4, 97479067), (7, 55702324), (14, 27851162), (28, 13925581), (283, 1377796), (566, 688898), (1132, 344449), (1981, 196828), (3962, 98414), (7924, 49207)]