157903976

素因数分解:

$2^3\times {\mathrm{1223}}^1\times {\mathrm{16139}}^1$

素因数の和:17368

約数の個数: 16

約数和(自身を含む): 296330400

約数和(自身を除く): 138426424

約数列:

[1, 2, 4, 8, 1223, 2446, 4892, 9784, 16139, 32278, 64556, 129112, 19737997, 39475994, 78951988, 157903976]

約数ペア:

[(1, 157903976), (2, 78951988), (4, 39475994), (8, 19737997), (1223, 129112), (2446, 64556), (4892, 32278), (9784, 16139)]