200778823

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{4919}}^1$

素因数の和:4964

約数の個数: 20

約数和(自身を含む): 248056560

約数和(自身を除く): 47277737

約数列:

[1, 7, 17, 49, 119, 343, 833, 2401, 4919, 5831, 34433, 40817, 83623, 241031, 585361, 1687217, 4097527, 11810519, 28682689, 200778823]

約数ペア:

[(1, 200778823), (7, 28682689), (17, 11810519), (49, 4097527), (119, 1687217), (343, 585361), (833, 241031), (2401, 83623), (4919, 40817), (5831, 34433)]