208548219

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{2887}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 307283200

約数和(自身を除く): 98734981

約数列:

[1, 3, 11, 33, 121, 199, 363, 597, 2189, 2887, 6567, 8661, 24079, 31757, 72237, 95271, 349327, 574513, 1047981, 1723539, 6319643, 18958929, 69516073, 208548219]

約数ペア:

[(1, 208548219), (3, 69516073), (11, 18958929), (33, 6319643), (121, 1723539), (199, 1047981), (363, 574513), (597, 349327), (2189, 95271), (2887, 72237), (6567, 31757), (8661, 24079)]