128971666

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{3259}}^1$

素因数の和:3729

約数の個数: 16

約数和(自身を含む): 198103680

約数和(自身を除く): 69132014

約数列:

[1, 2, 47, 94, 421, 842, 3259, 6518, 19787, 39574, 153173, 306346, 1372039, 2744078, 64485833, 128971666]

約数ペア:

[(1, 128971666), (2, 64485833), (47, 2744078), (94, 1372039), (421, 306346), (842, 153173), (3259, 39574), (6518, 19787)]