208021759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 229985280

約数和(自身を除く): 21963521

約数列:

[1, 11, 137, 223, 619, 1507, 2453, 6809, 30551, 84803, 138037, 336061, 932833, 1518407, 18911069, 208021759]

約数ペア:

[(1, 208021759), (11, 18911069), (137, 1518407), (223, 932833), (619, 336061), (1507, 138037), (2453, 84803), (6809, 30551)]