389601779

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1\times {\mathrm{919}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 452551680

約数和(自身を除く): 62949901

約数列:

[1, 7, 71, 497, 853, 919, 5971, 6433, 60563, 65249, 423941, 456743, 783907, 5487349, 55657397, 389601779]

約数ペア:

[(1, 389601779), (7, 55657397), (71, 5487349), (497, 783907), (853, 456743), (919, 423941), (5971, 65249), (6433, 60563)]