287172381

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{51659}}^1$

素因数の和:51788

約数の個数: 16

約数和(自身を含む): 409147200

約数和(自身を除く): 121974819

約数列:

[1, 3, 17, 51, 109, 327, 1853, 5559, 51659, 154977, 878203, 2634609, 5630831, 16892493, 95724127, 287172381]

約数ペア:

[(1, 287172381), (3, 95724127), (17, 16892493), (51, 5630831), (109, 2634609), (327, 878203), (1853, 154977), (5559, 51659)]