208180863

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{1283}}^1$

素因数の和:1460

約数の個数: 36

約数和(自身を含む): 333005400

約数和(自身を除く): 124824537

約数列:

[1, 3, 9, 11, 33, 99, 121, 149, 363, 447, 1089, 1283, 1341, 1639, 3849, 4917, 11547, 14113, 14751, 18029, 42339, 54087, 127017, 155243, 162261, 191167, 465729, 573501, 1397187, 1720503, 2102837, 6308511, 18925533, 23131207, 69393621, 208180863]

約数ペア:

[(1, 208180863), (3, 69393621), (9, 23131207), (11, 18925533), (33, 6308511), (99, 2102837), (121, 1720503), (149, 1397187), (363, 573501), (447, 465729), (1089, 191167), (1283, 162261), (1341, 155243), (1639, 127017), (3849, 54087), (4917, 42339), (11547, 18029), (14113, 14751)]