199145620954

素因数分解:

$2^1\times 7^3\times {\mathrm{290299739}}^1$

素因数の和:290299762

約数の個数: 16

約数和(自身を含む): 348359688000

約数和(自身を除く): 149214067046

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 290299739, 580599478, 2032098173, 4064196346, 14224687211, 28449374422, 99572810477, 199145620954]

約数ペア:

[(1, 199145620954), (2, 99572810477), (7, 28449374422), (14, 14224687211), (49, 4064196346), (98, 2032098173), (343, 580599478), (686, 290299739)]