2051207913

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{131009}}^1$

素因数の和:131336

約数の個数: 16

約数和(自身を含む): 2905277760

約数和(自身を除く): 854069847

約数列:

[1, 3, 17, 51, 307, 921, 5219, 15657, 131009, 393027, 2227153, 6681459, 40219763, 120659289, 683735971, 2051207913]

約数ペア:

[(1, 2051207913), (3, 683735971), (17, 120659289), (51, 40219763), (307, 6681459), (921, 2227153), (5219, 393027), (15657, 131009)]