15951993

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 22208256

約数和(自身を除く): 6256263

約数列:

[1, 3, 41, 53, 123, 159, 2173, 2447, 6519, 7341, 100327, 129691, 300981, 389073, 5317331, 15951993]

約数ペア:

[(1, 15951993), (3, 5317331), (41, 389073), (53, 300981), (123, 129691), (159, 100327), (2173, 7341), (2447, 6519)]