199890831

素因数分解:

$3^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{13093}}^1$

素因数の和:13830

約数の個数: 16

約数和(自身を含む): 305037824

約数和(自身を除く): 105146993

約数列:

[1, 3, 7, 21, 727, 2181, 5089, 13093, 15267, 39279, 91651, 274953, 9518611, 28555833, 66630277, 199890831]

約数ペア:

[(1, 199890831), (3, 66630277), (7, 28555833), (21, 9518611), (727, 274953), (2181, 91651), (5089, 39279), (13093, 15267)]