206870461

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 259660800

約数和(自身を除く): 52790339

約数列:

[1, 7, 19, 41, 59, 133, 287, 413, 643, 779, 1121, 2419, 4501, 5453, 7847, 12217, 16933, 26363, 37937, 45961, 85519, 184541, 265559, 321727, 500897, 720803, 1555417, 3506279, 5045621, 10887919, 29552923, 206870461]

約数ペア:

[(1, 206870461), (7, 29552923), (19, 10887919), (41, 5045621), (59, 3506279), (133, 1555417), (287, 720803), (413, 500897), (643, 321727), (779, 265559), (1121, 184541), (2419, 85519), (4501, 45961), (5453, 37937), (7847, 26363), (12217, 16933)]